Homework Help: geometry

Posted by rally on Wednesday, July 14, 2010 at 8:05pm.

An isosceles triangle has a perimeter of 147 inches.Each of the two equal lenghts is three times as long as the base.find the length of the base

geometry - Reiny, Wednesday, July 14, 2010 at 8:36pm
base --- x
each of equal sides ---- 3x

solve for x

x + 3x + 3x = 147

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