Question

the perimeter of one face of a cube is 40 CM. find the sum of lengths of its edges

Answer 1

so each edge =40/4=10
total of all edges =10*12=120cm
as a cube has 12 edges

Answer 2

we know tha
perimeter of a square = 4 × side
40 = 4× side
side = 10 cm

sum of edges = 12× side = 12 ×4 = 48 cm

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