If the volume of a cube is 729m3. Find its surface area.
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Answered by
3
Side = 9m
Surface area = 6(9)(9) = 486m^2
Surface area = 6(9)(9) = 486m^2
rowananthony65:
6(9)(9)
what does it mean
6*9^2
ok thnx
Answered by
2
Answer:
Step-by-step explanation:
Volume of cube=a^3
a^3=729
a=9
Surface area of cube = 6a^2
=6*9*9
=486cm^2
a=9
can u tell how
9^3=729
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