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27-03-2020
Mathematics

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A rectangular deck has a perimeter of 126 feet and an area of 972 square feet. What are the dimensions of the deck?

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kenlingdad kenlingdad

27-03-2020

Answer:

27 ft x 36 ft

Step-by-step explanation:

2 (L + W) = 126

L + W = 63

LW = 972

L ( 63 - L) = 972

63L - L² = 972

L² - 63L + 972 = 0

(L-27) (L - 36) = 0

L = 27 or L = 36

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