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Question
The total surface area of a cube is 216 cm2. Find its volume.
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Solution
6(Edge)2 = Total surface area of a cube
6(Edge)2 = 216 cm2
=> (Edge)2 = `216/6`
=> (Edge)2 = 36
=> Edge = `sqrt(36)`
=> Edge = 6 cm
Volume of the given cube = (Edge)3 = (6)3 = 6 x 6 x 6 = 216 cm3
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