Question

The sum of the edges of a solid cube is 36cm. The volume of the cube is

Answer 1

 cube has 12 edges, all of equal length:
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36/12 = 3
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v = 3*3*3
v = 27

Answer 2

volume of cube = a^3
sum of edges = 36cm
all sides of cube = 12
edge of 1 side = 36/12
3cm
v = 3×3×3
= 27cm^3