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edjiejwi
edjiejwi
05.07.2019 • 
Mathematics

The o'brien's are building a rectangular deck around the outside of their circular pool. a.) find the combined area if the deck is (2x + 3) units wide by (5x + 6) units long. show all work. b.) find the area of the pool only if it is (x + 5) units across. show all work. c.) how much lumber should the o'brien's buy in order to build their deck? use mathematics to justify your answer.

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