Multiple choice

The area of a square is 256 cm2. Find its side.

  1. 128 cm

  2. 16 cm

  3. 8 cm

  4. 126 cm

  5. -
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This is the correct answer. Area of square = Side x Side 256 = Side x Side Factors of 256 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 Side x Side = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 Side = 2 x 2 x 2 x 2 = 16 cm

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