two cubes each of volumes 64 cm2 are joined end to end together .Find the surface area of the resulting cuboid
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Step-by-step explanation:
Given:
⇒Volume of cubes = 64 cm
3
⇒(Edge)
3
=64
⇒Edge =4 cm
If cubes are joined end to end, the dimensions of the resulting cuboid will be
4 cm, 4 cm, 8 cm.
Surface area of cuboids =2(lb+bh+lh)
=2(4×4+4×8+4×8)
=2(16+32+32)
=2(16+64)
=2(80)=160 cm
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