Question

find volume of cube one face of which has an area 81m



${?}^{2}$
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Answer 1

Area = a^2

81=a^2

a=√81=9

.°. a^3 or volume = 9^3=729 m^3

is the ans ....

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Answer 2

Answer:

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Step-by-step explanation:

81*81*81=531441