Question

A piece of wire is bent to form a triangle, with all its sides equal to 20 cm.
The wire is straightened back into its original position and then bent again
to form a square. What is the length of each side of the square? ​

Answer 1

15 cm

each side of triangle= 20cm

perimeter={20*3} 60 cm

perimeter for square= also 60 cm

side for square= 60÷4 = 15cm