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Multiple choice

The length of a rectangle with area $54$ square centimeters is $9$ centimeters. What is the perimeter of the rectangle, in centimeters?

  1. $6$
  2. $12$
  3. $15$
  4. $24$
  5. $30$
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Area = length * width, so 54 = 9 * width, which means width = 6. The perimeter is 2 * (length + width) = 2 * (9 + 6) = 2 * 15 = 30.

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