carolinehamblin carolinehamblin

25-09-2017
Mathematics

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what’s the answer to this problem?

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25-09-2017

The perimeter is the distance along the outside edge. Simply add up all the sides and solve for x.

75 = 11 + x + 15 + 14 + 14 + 2x

75 = 3x + 54

75 - 54 = 3x

21 = 3x

21/3 = x

7 = x

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