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ICSE Class 9 Answered

The volume of a cube is 729cm/square. Find its total surface area.
Asked by Sam | 05 Jan, 2018, 07:51: AM
answered-by-expert Expert Answer
begin mathsize 16px style Volume space of space cube equals 729 space cm cubed rightwards double arrow left parenthesis Edge right parenthesis cubed equals 729 space cm cubed rightwards double arrow Edge equals 9 space cm Total space surface space area space of space straight a space cube equals 6 cross times left parenthesis Edge right parenthesis squared equals 6 cross times left parenthesis 9 right parenthesis squared equals 6 cross times 81 equals 486 space cm squared end style
Answered by Rashmi Khot | 05 Jan, 2018, 08:55: AM

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The volume of a cube is 729cm/square. Find its total surface area.
Asked by Sam | 05 Jan, 2018, 07:51: AM
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