Question

Q. 31. Draw an equilateral triangle whose each side is 4.5cm​

Answer 1

Explanation:

i) Draw a line segment BC = 4.5 cm

ii) With centers B and C, draw two arcs of radius 4.5 cm which intersect each other at A.

iii) Join AC and AB.

iv) Draw perpendicular bisectors of AC and BC intersecting each other at O.

v) With centre O, and radius OA or OB or OC draw a circle which will pass through A, B and C. This is the required circumcircle of triangle ABC. On measuring the radius OA = 2.6 cm

Answer 2

Explanation:

Draw a line which is in 4.5cm and draw a base with 4.5cm and join two edge the line will be 4.5cm check with your scale