A rectangle has an area of 96 cm² and one side is 8 cm long. What is its perimeter in centimeters?
Show hints
- Find the unknown side by area.
- Add 8 and 12, then double.
Show the answer and solution
Answer: 40
Other side 96 ÷ 8 = 12 cm. Perimeter 2 × (8 + 12) = 40 cm.