Posted by Allen on Friday, December 10, 2010 at 4:24pm.
one side= 8.5
one side= 8.5
one side = 14
The two sides equal 8.5 inches. The third side equals 14 inches.
8.5+8.5=17
17-3=14
14+17=31
Let x = length of each of the two sides. Then third side = 2x-3
2x + 2x -3 = 31
4x - 3 = 31
4x = 34
x = 8.5
2x - 3 = 17 -3 = 14
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