Question

Perimeter of 1 face of a cube is 60 cm .Find the sum of length of it's edges

Answer 1

a cube has 6 sides
so,total perimeter=60 ×6
=360cm

Answer 2

as perimeter is of 1 face is 60 = square
therefore edge= a

perimeter of square= 4a
60cm= 4a
a=15cm
now,
edge of cubes are 12
therefore. 12×15=180cm


hope it will help!!!!