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Question

Find the side (in cm) of a cube whose surface area is 294 cm2.
  1. 7

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Solution

The correct option is A 7
Given
Surface area of cube = 294 cm2
Surface area of a cube = 6×side2
6×Side2=294
Side=2946 =49
Side=7 cm

7 cm is the side of a cube whose surface area is 294 cm2.

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