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Find the surface area of a cube-shaped box having a side of 7 cm.
Question

Find the surface area of a cube-shaped box having a side of 7 cm.

A.

290 cm²

B.

294 cm²

C.

280 cm²

D.

147 cm²

Correct option is B

Given:

Side of cube = 7cm

Formula Used:

Total surface area of cube = 6a26a^2​​

Solution:

Total surface arae = 6(7)2=294cm26(7)^2 = 294 cm^2

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