Posted by **Anonymous** on Monday, June 17, 2013 at 12:33pm.

The physical education teacher marked off a triangular section of the gym to play a game. Two of the triangle's sides were 7 feet and 9 feet respectively. If the perimeter of the triangle is 22 feet, what is the measure of the triangle's third side?

- math -
**Ms. Sue**, Monday, June 17, 2013 at 12:34pm
22 - 16 = ?

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