Maths-
General
Easy

Question

Find the side of cube whose surface area is 294 sq cm:

  1. 6cm
  2. 7cm
  3. 8cm
  4. 9cm

The correct answer is: 7cm


    let the side of the cube be x cm
    surface area of cube =6x2
    294 = 6x2
    294/6 =x2
    (49)1/2 = x
    7cm =x

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