What is the perimeter of a rectangle that is 8 cm long and 5 cm wide?
Answer and explanation
Correct answer: D. 26 cm
- Step 1: Perimeter is the sum of all sides: . Step 2. That is . Answer: 26 cm. Why not the others: 40 is the area, 13 is only half the perimeter, and 18 has no basis.
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