Question

renu bent a piece of wire into a parallelogram of 40cm and 20cm.later, she bent it into an equilateral triangle.fimd the length of each side of the equilateral triangle.

Answer 1

Perimeter of parallelogram =perimeter of equilateral triangle
2(40+20)=perimeter of equilateral triangle
perimeter of equilateral triangle=120
3a=120
a=120/3=40

length of each side of the equilateral triangle=40 cm