Question

Find the volume of a cube if its total surface area is 294 sq cm.

Plz answer it fast
Best answer will be marked as Brainliest!!
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Answer 1

Answer:

TSA OF A CUBE = 6a^2

$294 = 6 {a}^{2}$

${a}^{2} = 294 \div 6$

${a}= \sqrt{49}$

a= 7

therefore side of the cube is 7cm

volume=a^3

7^3

343cm^2