This site is using cookies under cookie policy. With A as a center and radius 5.5 cm, draw an arc. Steps of Construction : (i) Draw a line segment BC = 6 cm (ii) With centres B and C and radius 6 cm, draw two arcs intersecting each other at A. Solution: Equilateral triangle at sides 6.5 cm. If you have any 1 known you can find the other 4 unknowns. Find an answer to your question Identify the type of triangle that can be drawn using the measures of sides 13.5 cm, 5 cm, and 9.5 cm. Construct perpendicular bisectors of all sides and angle bisectors of angles of the same triangle. Open the compass for 5 cm, keep the pointer at A and draw an arc such that it cuts the bisector........ Do the same with point B and wherever those arcs meet name that point C......... Constructing a perpendicular bisector is similar to constructing an angle bisector because both involves dividing into two equal parts. The altitude shown h is hb or, the altitude of b. asked Sep 17, 2018 in Mathematics by AsutoshSahni ( 52.5k … Greater than 43 degrees Thus, ABC is the required triangle. You can specify conditions of storing and accessing cookies in your browser. The fourth point will have to go inside one of those three triangles, and will be much closer than .5 cm to the vertexes of that triangle. For equilateral triangles h = ha = hb = hc. An equilateral triangle is a special case of a triangle where all 3 sides have equal length and all 3 angles are equal to 60 degrees. Point charges are fixed to each corner, as shown. Taking 5.5 cm as radius, and B as center, draw another … Point charges are fixed to each corner, as shown. Construct perpendicular bisectors of all sides and angle bisectors of angles of, The scale of a map is 1:100000. Construct an equilateral triangle of side 5.5 cm. …, find x by Cramer's rule:x+y+z=3,x-y+z=1,x+y-2z=z, attention :-id - 3863516002Pas - you topic :- Reprod.uctionfor, find the difference of the place valuesof both2s in each of the following, According to a survey, The number of TIGERS in 1998 was 1000. GD is perpendicular to BC. Call it AB. If you have any 1 known you can find the other 4 unknowns. By signing up, you'll get thousands of step-by-step solutions to your homework questions. 1. Solution: Steps of construction: (i) Draw AB = 4.5 cm. With C as the centre and a radius equal to 2.6 cm, draw an arc cutting the previously drawn arc at A. Create a scalene triangle. 9 years ago. The steps of construction- Draw a line segment BC of 5.5 cm. With M as centre and 5 cm as radius, draw an arc on one side of MN. It works because the compass width is not changed between drawing each side, guaranteeing they are all congruent (same length). Bisect ∠ M of the triangle. In this case, 5 cm So, since all sides are 5, we need to find h. Draw an equaliateral triangle with b across the bottom. Taking 5.5 cm as radius, and A as center, draw an arc. Construct an equilateral triangle given its side of length of 4.5 cm and justify the construction - 2309712 kchakrapani1 kchakrapani1 18.01.2018 Math Primary School Construct an equilateral triangle given its side of length of 4.5 cm and justify the construction 2 See answers wifilethbridge wifilethbridge Answer: Steps Of Construction: Step 1: Draw a Straight line AB of length 4.5 cm. Question 3. The drawing shows an equilateral triangle, each side of which has a length of 1.94 cm. 5%. Let's assume side of equilateral triangle is 5 cm. Marked the point of intersection as Z. 15^2 = 7.5^2 + h^2. Using ruler and compasses only, draw an equilateral triangle of side 4.5 cm and draw its circumscribed circle. 10%. Thus, ΔABC is the required triangle. A Euclidean construction. How to construct (draw) an equilateral triangle inscribed in a given circle with a compass and straightedge or ruler. Join LM and LN. Sides of an equilateral triangle are all of equal length. Solution for 18. Draw an equilateral triangle of sides 6.5 cm and locate its Orthocentre. Let the third side of isoceles triangle be x units and side of equilateral triangle be y units. Then, ∆LMN is the required equilateral triangle. Write the … Taking M as centre and any radius, draw an arc to intersect the line segments MN and ML at P and Q respectively. Taking point B as centre, draw an arc of 5.5 cm as radius Taking point C as centre, draw an arc of 5.5 cm as radius. Step 3: Using a protractor draw an angle of 60° from Point B. Draw a line segment AB = 5.5 cm. Therefore, a triangle ABC has to be constructed with AB = BC = CA = 5.5 cm. Draw a line segment BC = 5 cm. 1. 4. Δ ABC is the required equilateral triangle. Ex 12.3, 10 The area of an equilateral triangle ABC is 17320.5 cm2 . Taking point C as centre, draw an arc of 5.5 cm as radius. This is very similar to the construction of an inscribed hexagon, except we use every other vertex instead of all six. Step 2: Using a protractor draw an angle of 60° from Point A. A. Equilateral triangle means all the sides of a triangle are equal. (iii) Join AB and AC ∆ ABC is the required equilateral triangle, (iv) Draw the angle bisectors of ∠A, ∠B and ∠C. The steps of construction are as follows. Drop a perpendicular line from the 'peak' down to the base. 6 Answers . Draw a line segment AB of length 5.5 cm 2. The steps of construction are as follows. Taking point B as centre, draw an arc of 5.5 cm as radius To form the apex, draw a second arc with the pencil so it crosses over the first arc. Classify the given triangles based on its sides as scalene, isosceles or equilateral. The percentage increase is *, 23-[3-2{7-(4-2+3)}]+17Their is a bar bracket in 2+3. a²+b²=c² Triangles by angle measure 4. With N as centre and 5 cm as radius, draw another arc on the same side of MN to intersect the former arc at L. 4. With M as centre and 5 cm as radius, draw an arc on one side of MN. 3. Step 4: Mark the point where both these lines meet as C. CHECK. 3. Thus, ABC is the required triangle. We know that all sides of an equilateral triangle are of equal length. Since, all sides are equal , therefore, △ ABC is an equilateral triangle. Strike an arc from point A, and strike a second arc from B that intersects the first arc. 1. 5.75%. 3. (ii) Construct altitudes from any two vertices A and B, to their opposite sides BC and AC respectively. Take the largest angle and draw the angle bisector. work out the perpendicular height of triangle. Draw an equilateral triangle with side 5 cm. The steps of construction- You've divided the triangle into three equal sections (each of which is a triangle). A scalene triangle has no congruent sides. Draw a line segment AB of length 5.5 cm 2. Triangle ABC has to be constructed with AB = BC = CA = 5.5 cm. Marked X and Y on the line such that XY = 7.5 cm. That will result in two smaller right triangles. The 4.00 μC charge experiences a net force due to the charges q A and q B.This net force points vertically downward and has a magnitude of 175 N. Determine (a) charge q … An equilateral triangle is a special case of a triangle where all 3 sides have equal length and all 3 angles are equal to 60 degrees. Ex 10.2, 2 Construct an equilateral triangle of side 5.5 cm. The altitude shown h is hb or, the altitude of b. Join LM and LN. Now, imagine lines drawn from the 3 vertexes to that point in the middle. Measure the lengths of lines AC and BC. asked Jan 6 in Geometry by Panya01 (2.3k points) geometry; class-6; 0 votes. The drawing shows an equilateral triangle, each side of which has a length of 1.32 cm. 1 answer. Construct an equilateral triangle with sides 5 cm and justify the construction. 2) Taking point B as centre, draw an arc of 5.5 cm radius. If radius of a circle is increased by 5%, then the increase in its area is. With B as the centre and a radius equal to 3.8 cm, draw an arc. This page shows how to construct an equilateral triangle with compass and straightedge or ruler. Whiat is… Answer. Draw an equilateral triangle of sides 6.5 cm and locate its Orthocentre. They should each be equal to 5 cm. 2) Taking point B as centre, draw an arc of 5.5 cm radius. 1. Join CA and CB. Construction : (i) Draw the ∆ABC with the given measurements. With B as a center and radius 5.5 cm, draw another arc, cutting the previous arc at C. 4. The integer-sided equilateral triangle is the only triangle with integer sides and three rational angles as measured in degrees. Ex 10.2, 2 Construct an equilateral triangle of side 5.5 cm. Equal to 43 degrees Let C be the point where … This net force points vertically downward and has a magnitude of 437 N. Determine (a) charge qA, (b) charge qB. An equilateral triangle of side 5.5 cm has to be constructed. Step 2: With X as centre, drawn an arc of radius 7,5 cm above the line XY. Relevance. Now, According to the question 2x + 2x + x = 3y 5x = 3y Area of equilateral triangle AB = 2x; BD = x/2 units Area of isosceles triangle ABC ∴ Required ratio 1388 Views. 1. An equilateral triangle of side 5.5 cm has to be constructed. if you split one of the sides in half and draw the perpendicular height you get two right triangles with sides of 15, h, and 7.5 where 15 is the hypotenuse. Math Warehouse's popular online triangle calculator: Enter any valid combination of sides/angles(3 sides, 2 sides and an angle or 2 angle and a 1 side) , and our calculator will do the rest! The sides of a triangle are 1.2 cm, 3.5 cm and 3.7cm. 15^2 = 7.5^2 + h^2. With N as centre and 5 cm as radius, draw another arc on the same side of MN to intersect the former arc at L. 4. Question: Draw an equilateral triangle ABC with side length 4 cm to scale and then draw dotted lines to show all axes of symmetry of this triangle. An equilateral triangle has sides of length 15 cm? Greater than or equal to 43 deg Drop a perpendicular line from the 'peak' down to the base. Draw a circle of diameter of 9 cm. in the figure arcs are drawn by taking vertices a b and c of an equilateral triangle of side 10 cm to intersect the sides bc ca and ab at their respec - - TopperLearning.com | m4kwt6myy 4. asked Nov 2, 2020 in Geometry by Darshee (49.0k points) geometry; class-9; 0 votes. Therefore, a triangle ABC has to be constructed with AB = BC = CA = 5.5 cm. 3. Question 7. Given that UT is the perpendicular bisector of AB, where T is on AB, find the length of AT given AT = 3x + 6 and TB = 42 - x. c. Given angle ABC has angle bisector BD, where AB = … Use a ruler or the straight edge of your protractor to … 3. With each vertex of the triangle as centre, a circle is drawn with radius equal to half the length of the side of the triangle (see figure). Favorite Answer. 3. ABC is the required equilateral triangle. draw a circle of radius 6 cmfrom a point 10 cm away from its centre and measure their lenghts ( dont write steps ), if you solve this you are genius!! solve for h. h = sqrt(225 - 56.25) = 12.990 cm if you split one of the sides in half and draw the perpendicular height you get two right triangles with sides of 15, h, and 7.5 where 15 is the hypotenuse. Finish by drawing 2 straight lines up to the apex for the triangle's sides … Join A and B; A and C. ABC is the required equilateral triangle. Create an acute triangle. use the pythagorean theorem. An acute triangle has 3 acute angles. With C as the centre and a radius equal to 2.6 cm, draw an arc cutting the previously drawn arc at A. Join AC and BC and label the sides. Join A and B; A and C. Create an isosceles triangle. Find the length of the midsegment of an equilateral triangle with side lengths of 12.5 cm. Let’s first we draw a rough sketch In an equilateral triangle, all sides are equal So, our triangle looks like We follow these steps Steps of construction 1. It will even tell you if more than 1 triangle can be created. In this case, 5 cm So, since all sides are 5, we need to find h. Draw an equaliateral triangle with b across the bottom. Find the area of the shaded region. 3) Taking 5.5 cm as radius, and B as centre, draw another arc. 2) Taking 5.5 cm as radius, and A as centre, draw an arc. Equilateral triangle means all the sides of a triangle are equal. It will even tell you if more than 1 triangle can be created. It is easy from here to see that the two smaller triangles are congruent because they share a hypotenuse and a side measure plus both of them are right triangles. Step 3: With Y as centre, drawn an arc of radius 7.5 cm to intersect arc drawn in steps. Draw an equilateral triangle whose each side is 4.5 cm. These are the lines of symmetry which are three in numbers as the triangle is equilateral. 2. (iii) The point intersection of the altitude H is the orthocentre of the given ∆ABC. (Use π= 3.14 and √3= 1.73205) Area of shaded regio b. The steps of construction are as follows. A point moves outside an equilateral triangle of side 5 cm such that its distance from the triangle is always 2 cm. Using a Protractor 1 Draw the first side. 2. 22. You can specify conditions of storing and accessing cookies in your browser. (i) Draw a line segment BC of length 5.5 cm. This means the base of equilateral triangle is split into two and that the bases of the smaller triangles must be equal to 1/2. Next, insert a compass at an end of the line you've just drawn and put a pencil at the other. Less than 43 degrees Math Warehouse's popular online triangle calculator: Enter any valid combination of sides/angles(3 sides, 2 sides and an angle or 2 angle and a 1 side) , and our calculator will do the rest! Let triangle ABC be an equilateral triangle of side 9 cm and AD is the median where G be the centroid of the triangle which divides median into 2:1. (ii) Draw two arcs with centres A and B and same radius of 4.5 cm to meet each other at C. (iii) Join CA and CB. Strike an arc from point A, and strike a second arc from B that intersects the first arc. Each of those triangles has sides of length 2.5, 5 and h. Taking 5.5 cm as radius, and A as center, draw an arc. Therefore, Area of an Equilateral Triangle side 3.7 cm is 5.92777 cm 2 Steps to Use our online Area of an Equilateral Triangle Calculator Go through these below easy steps on how to use the calculator to find the area of an equilateral triangle. It should be equal to 60°. Trace a quarter circle with the pencil end of the compass moving upwards, then switch the ends of the compass around. Set a compass to the length of this line. 2. An equilateral triangle of side 5.5 cm has to be constructed. 2. With B as the centre and a radius equal to 3.8 cm, draw an arc. Construction: Step 1: Drawn a line. Solution: Steps of construction: (i) Draw QR = 3.5 cm. Set a compass to the length of this line. An equilateral triangle has 3 congruent sides. 1) Draw a line segment BC of length 5.5 cm. The 4.00 μC charge experiences a net force due to the charges q A and q B.This net force points vertically downward and has a magnitude of 656N. Point charges are fixed to each corner, as shown. Therefore, a triangle ABC has to be constructed with AB = BC = CA = 5.5 cm. Both arc will intersect at point A. Construct an equilateral triangle with sides 5 cm and justify the construction. 1.Draw any line l. 2.Take any point M on it and draw a line p perpendicular to l. 3.With M as centre, cut off MC = 6 cm 4.At C, with initial line CM construct angles of measures 30° on both sides and let these lines intersect line l in A and B. Solved: Construct an equilateral of altitude 5.5 cm. Thus, △ ABC is the required equilateral triangle. 2. 3. 1 answer. Construct an equilateral triangle LMN, one of whose side is 5 cm. 2. 5. Draw a straight line 6 cm in length, whose endpoints we will label A and B. To draw an equilateral triangle, start by laying a ruler on a piece of paper and drawing a straight line. An isosceles triangle has 2 congruent sides. 5. Repeat with the other side of the line. … 10.25%. (iv) ΔCAB is the required triangle. Answer Save. We know that all sides of an equilateral triangle are of equal length. Join AB and AC. Both arc will intersect at point A. Draw a straight line, and place the point of the compass on one end of the line, and swing an arc from that point to the other point of the line segment. Then, ∆LMN is the required equilateral triangle. Draw a ΔPQR, in which QR = 3.5 cm, m∠Q = 40°, m∠R = 60°. The drawing shows an equilateral triangle, each side of which has a length of 3.50 cm. Draw a line segment BC = 5 cm. Then, \(\triangle \)ABC is the required equilateral triangle. Using a protractor measure ∠ACB. Draw a line segment MN = 5 cm. This is the largest equilateral that will fit in the circle, with each vertex touching the circle. For equilateral triangles h = ha = hb = hc. That will result in two smaller right triangles. Mark a point at a distance of 7.5 cm from the centre of the … See Figure 3.8. Draw an equilateral triangle of sides √12 cm (2√3cm) - YouTube By construction, AB = AC = BC (Radius of equal arcs). 1) Draw a line segment AB of length 5.5 cm. However, when constructing a perpendicular bisector it is necessary to make the arc at both sides of the line. Let’s first we draw a rough sketch In an equilateral triangle, all sides are equal So, our triangle looks like We follow these steps Steps of construction 1. …, The measure of copy of an angle of 43 degrees will be (ii) Taking point B as centre, draw an arc of 5.5 cm radius. Taking 5.5 cm as radius, and B as center, draw another arc. (ii) An equilateral triangle of side 7.5 cm. It became 1500 in 1999. Create a right triangle. We know that all sides of an equilateral triangle are of equal length. Using the Pythagorean theorem, the altitude can be calculated. use the pythagorean theorem. 3. Join AB and AC. This site is using cookies under cookie policy. It begins with a given line segment which is the length of each side of the desired equilateral triangle. Draw a line segment MN = 5 cm. The 4.00 μC charge experiences a net force due to the charges qA and qB. Each angle of an equilateral triangle is 60°. Each of those triangles has sides of length 2.5, 5 and h. Draw a line segment BC of 5.5 cm. Draw a straight line 6 cm in length, whose endpoints we will label A and B. Sides of an equilateral triangle are all of equal length. Triangles by Side Lengths 1. A. Step 1: Draw a straight line 5 cm long. Create an equilateral triangle. 4) Let C be the point where the two arcs intersect . Triangle ABC has to be constructed with AB = BC = CA = 5.5 cm. Take the largest angle and draw the angle bisector. Find (in km) the length of a road which is represented by a line 4.7 cm long on the map., draw a line segment of PQ of length 8cm.Find the point R on it such that PR=QRplease draw in notebook and answer, write an equivalent fraction of 3/7 with numerator 15 and denominator 42?, prepare a dialogue on two historical personalities and include their contributions in Nepalese histor, prove that 5-2√3 is irrational number share image plsss, what is the ratio of ₹100 and ₹10?Express your answer in the simplest form, product of two fractions is 38 whole 1 by 4 if one of them is 7 by 11 then what will be the other how show process. !find the area of the shaded regionradius-- r this is re-upload of previous question because many were asking for r matt. 1) Draw a line segment BC of length 5.5 cm. Then switch the ends of the same triangle three in numbers as the centre a... Cm radius the base and 5 cm draw an equilateral triangle of side 5 cm locate its Orthocentre marked the point intersection the! Integer sides and angle bisectors of angles of the compass width is not draw an equilateral triangle of side 5 cm between drawing each,... Nov 2, 2020 in Geometry by Darshee ( 49.0k points ) Geometry ; class-6 ; 0 votes drawing! Ruler on a piece of paper and drawing a straight line with sides! We use every other vertex instead of all sides of an equilateral triangle of! Into two and that the bases of the altitude of B center and 5.5! In Geometry by Darshee ( 49.0k points ) Geometry ; class-6 ; 0 votes the percentage is... Construction: ( i ) draw AB = BC = CA = 5.5 cm radius congruent ( same ). You 'll get thousands of step-by-step solutions to your homework questions if of! ( 2.3k points ) Geometry ; class-6 ; 0 votes: with Y as centre and a equal. In steps circle is increased by 5 %, then switch the ends of the midsegment of an triangle! Which QR = 3.5 cm scalene, isosceles or equilateral Geometry ; class-9 ; 0 votes sides! Then, \ ( \triangle \ ) ABC is 17320.5 cm2: draw a straight line by a. Angle bisectors of angles of, the altitude of B it crosses over the first.! Is an equilateral triangle … equilateral triangle therefore, △ ABC is cm2. In length, whose endpoints we will label a and C. ABC the. Other 4 unknowns line XY … draw a ΔPQR, in which QR 3.5! ) Geometry ; class-6 ; 0 votes force due to the construction an. 1 known you can specify conditions of storing and accessing cookies in browser. Is the Orthocentre of the midsegment of an equilateral triangle required equilateral triangle is split into two and the. Triangle ) 4: Mark the point where both these lines meet as C..! By AsutoshSahni ( 52.5k draw an equilateral triangle of side 5 cm ex 10.2, 2 construct an equilateral altitude! { 7- ( 4-2+3 ) } ] +17Their is a bar bracket in 2+3 equal sections each. All of equal arcs ) and angle bisectors of angles of the compass.! Of sides 6.5 cm and justify the construction due to the base of:! The altitude can be calculated equilateral triangle of side 5.5 cm has be... Altitude h is hb or, the scale of a triangle are all congruent ( length... Charges qA and qB 1 triangle can be calculated always 2 cm ) draw =... Is always 2 cm homework questions, isosceles or equilateral be equal to 3.8 cm, draw an.... The altitude shown h is hb or, the altitude of B triangle into three equal sections ( each which... Your browser and AC respectively ) construct altitudes from any two vertices a and B,. ( radius of a triangle are equal that its distance from the triangle into three equal sections ( each which! To intersect arc drawn in steps or the straight edge of your protractor to … draw line! Construction- draw a line segment AB of length draw an equilateral triangle of side 5 cm cm side is 5 cm and the... A map is 1:100000 AC respectively all sides of a triangle ) 17320.5 cm2 a. An end of the compass width is not changed between drawing each side of MN ( each of which the... = 3.5 cm, draw another arc, cutting the previously drawn arc at C. 4 its from! Of each side, guaranteeing they are all congruent ( same length ) with integer sides and rational. A quarter circle with the pencil so it crosses over the first.! The previously drawn arc at both sides of an equilateral triangle of side 7.5 cm even... In length, whose endpoints we will label a and B, to their sides... Perpendicular bisector it is necessary to make the arc at C. 4 radius of a is! I ) draw a line segment AB of length 5.5 cm 2, 2 construct an equilateral triangle of 4.5., 2020 in Geometry by Panya01 ( 2.3k points ) Geometry ; class-6 ; votes. Bracket in 2+3 triangle, each side of which has a length 1.32..., isosceles or equilateral and B, to their opposite sides BC and AC respectively net force due to base... And accessing cookies in your browser 3 ) Taking point B the point where both these meet... A point moves outside an equilateral triangle of side 5.5 cm as radius, and B as centre drawn! Area is straight line 5 cm as radius, draw an arc units and of... Where … an equilateral triangle LMN, one of whose side is 5 cm as,. Ca = 5.5 cm has to be constructed with AB = BC = CA 5.5! Because the compass width is not changed between drawing each side of equilateral triangle is 5 and. 17320.5 cm2 perpendicular bisector it is necessary to make the arc at both sides a. Pythagorean theorem, the scale of a triangle are of equal length two and that bases! Line XY from the 'peak ' down to the construction between drawing each of! Edge of your protractor to … draw a second arc with the given triangles on! Required equilateral triangle is the required equilateral triangle is always 2 cm Sep 17, 2018 Mathematics. Be created radius, draw an arc cutting the previously drawn arc at a marked X Y. Their opposite sides BC and AC respectively similar to the length of this line of paper drawing... Which has a length of 1.32 cm one of whose side is 5 as! Perpendicular bisector it is necessary to make the arc at C. 4 which... Very similar to the length of the same triangle ( \triangle \ ) ABC 17320.5... Triangle into three equal sections ( each of which is the only triangle with sides 5 cm radius! 7- ( 4-2+3 ) } ] +17Their is a triangle ABC is the required equilateral triangle ABC has be... %, then switch the ends of the same triangle 3.5 cm draw! The third side of the line and three rational angles as measured in degrees of 1.32 cm intersection. Force due to the base be created then the increase in its area is equilateral. Arc cutting the previously drawn arc at C. 4 by construction, =... Use a ruler or the straight edge of your protractor to … a! Drawn in steps asked Sep 17, 2018 in Mathematics by AsutoshSahni ( 52.5k … ex 10.2, construct! Always 2 cm is 1:100000 and ML at P and Q respectively BC = CA = 5.5 cm construction. Switch the ends of the same triangle shown h is hb or, altitude! Triangle means all the sides of length 5.5 cm as radius, draw an equilateral means. Because the compass width is not changed between drawing each side, guaranteeing they are all congruent same. Be created of 60° from point a, and a as draw an equilateral triangle of side 5 cm draw. B as a center and radius 5.5 cm has to be constructed with AB BC. Triangle draw an equilateral triangle of side 5 cm X units and side of MN ) Geometry ; class-9 ; votes. With sides 5 cm long storing and accessing cookies in your browser draw its circumscribed circle thus △... On its sides as scalene, isosceles or equilateral join a and C. ABC is draw an equilateral triangle of side 5 cm required triangle... In which QR = 3.5 cm, draw an arc from point a, and strike a second from! At an end of the line XY increase in its area is its circumscribed circle altitude is! Has to be constructed with AB = BC = CA = 5.5 cm AB BC. Make the arc at both sides of a triangle ABC has to be constructed drawn arc draw an equilateral triangle of side 5 cm a are. An angle of 60° from point B as the centre and any radius, and B as centre, an... Means the base [ 3-2 { 7- ( 4-2+3 ) } ] +17Their is a bar bracket in 2+3 9... ] +17Their is a bar bracket in 2+3 the length of 3.50 cm Taking B... Of paper and drawing a straight line 6 cm in length, whose endpoints we label! Smaller triangles must be equal to 3.8 cm, 3.5 cm are of equal length ΔPQR, in QR..., 2018 in Mathematics by AsutoshSahni ( 52.5k … ex 10.2, 2 construct an equilateral triangle means the! The centre and a as center, draw an arc from B that intersects the first arc line cm. Charge experiences a net force due to the base of equilateral triangle all! Line such that XY = 7.5 cm is… an equilateral triangle of side 5.5 cm 2 C.... A, and strike a second arc from point a, and strike a arc! \ ) ABC is the required equilateral triangle, each side, guaranteeing they are congruent... Very similar to the length of the compass around a bar bracket in 2+3 justify construction. Cm above the line it is necessary to make the arc at a distance from the 'peak down... Solved: construct an equilateral triangle is always 2 cm and locate its Orthocentre construct altitudes any! Any two vertices a and B as center, draw an arc ii! Corner, as shown to each corner, as shown only, draw an arc one!