SOLUTION: In an isosceles triangle, two sides are equal. The third side is 75% of the length of one of the equal sides. Find the length of each side when the perimeter is 165 cm.

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: In an isosceles triangle, two sides are equal. The third side is 75% of the length of one of the equal sides. Find the length of each side when the perimeter is 165 cm.      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 93854: In an isosceles triangle, two sides are equal. The third side is 75% of the length of one of the equal sides. Find the length of each side when the perimeter is 165 cm.
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
X+X+.75X=165
2.75X=165
X=165/2.75
X=60 IS THE LENGTH OF THE EQUAL SIDES.
.75*60=45 FOR THE SHORT SIDE.
PROOF
60+60+45=165
120+45=165
165=165