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06-02-2018
Mathematics

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The perimeter of a triangle is 25 feet. What is the length of the unknown side.

The perimeter of a triangle is 25 feet What is the length of the unknown side class=

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06-02-2018

Perimeter of Triangle= sum of all sides
x= unknown side

25 ft= x+ 5.2ft+ 8ft
25ft= x + 13.2ft
Subtract 13.2 from both sides
11.8 feet = x

Unknown side is 11.8 feet.

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