Question

A wire is bent in the form of an equilateral triangle of each side 20 cm. If the same wire is bent in the form of a square, find the side of the square

Answer 1

Perimeter of equilateral triangle =3*side

Perimeter of equilateral triangle =3*20

Perimeter of equilateral triangle =60cm

Perimeter of equilateral triangle =perimeter of square

60=4*side of square

60/4=side of square

15=side of square

Answer 2

perimeter of triangle = perimeter of square

3 x side of triangle = 4 x side of square
3 x 20 = 4 side of square

60/4 =side of square
side of square is = 15 cm


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