The volume of a cube is 729 cm³.find its total surface area.
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Answered by
2
Side =x
vol.=l×l×l
729=l3
vol.=l×l×l
729=l3
Answered by
12
volume of cube =729
a3=729
a= 9
(ii) total surface area of cube =6a2
=6(9)^2
=6x81
=486
therefore total surface area of cube is 486 cm2
a3=729
a= 9
(ii) total surface area of cube =6a2
=6(9)^2
=6x81
=486
therefore total surface area of cube is 486 cm2
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