7)The volume of a cube is 216 cube cm.Then the lateral surface area of that cube is........(in square cm)
2 points
a)144
b)500
c)216
d)None of these
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Answer:
given: a^3 = 216
sol: 3√a=3√216
a=6
lateral surface area of cube=4a^2
4a^2= 4x 6x6
=36x4
=144
option a) 144
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