SOLUTION: fern knows the perimeter of her rectangular shaped patio is 30 feet. the width is 6 feet. How long is her patio

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Question 932418: fern knows the perimeter of her rectangular shaped patio is 30 feet. the width is 6 feet. How long is her patio
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
(30-2*6)/2=9 ft