SOLUTION: pg. 255 92) Perimeter of a rectangle. The width of a rectangle playground is 2x - 5 feet, and the length is 3x + 9 feet. Write a polynomial P(x) that represents the perimeter an

Question 118084: pg. 255
92) Perimeter of a rectangle. The width of a rectangle playground is 2x - 5 feet, and the length is 3x + 9 feet. Write a polynomial P(x) that represents the perimeter and then evaluate this perimeter polynomial if x is 4 feet.
answer: P(x)= 10x + 8
P(4)= 48 feet

Answer by ilana(307) (Show Source): You can put this solution on YOUR website!
Yep, those answers are correct. The perimeter of a rectangle is twice the length plus twice the width.
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