A rectangle has one side that is 6 cm shorter than the other. The area of the rectangle will increas

A rectangle has one side that is 6 cm shorter than the other. The area of the rectangle will increase by 68 cm² if we add 2 cm to each side of the rectangle. Find the length of the shorter side.

  1. 13 cm ✓
  2. 15 cm
  3. 19 cm
  4. 21 cm

Explanation

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