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23-02-2018
Mathematics

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the perimeter of a photograph is 30 inches the photograph is 5 inches wide how long is it

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ReaderGirl ReaderGirl

23-02-2018

To find perimeter, you add W+W+H+H, since you know that the perimeter is 30 and the width is 5......
30=2(5)+2(H)
30=10+2H
20=2H
10=H

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