SOLUTION: A geometric puzzle has a triangular puzzle piece with a perimeter of 43 centimeters. The length of the second side is double the first side. The length of the third side is 7 centi

Algebra ->  Equations -> SOLUTION: A geometric puzzle has a triangular puzzle piece with a perimeter of 43 centimeters. The length of the second side is double the first side. The length of the third side is 7 centi      Log On


   

Question 1182244: A geometric puzzle has a triangular puzzle piece with a perimeter of 43 centimeters. The length of the second side is double the first side. The length of the third side is 7 centimeters longer than the first side. Find the length of each side.
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
first side is x
second she is 2x
third side is x+7
They add to 43 cm
so 4x+7=43 cm
4x=36
x=9 cm for first side
18 cm for second side
16 cm for third side