SOLUTION: A triangle has a perimeter of 56 inches. The medium side is 4 inches more than the shortest side, and the longest side is twice the shortest side. Find the shortest side.

Algebra ->  Points-lines-and-rays -> SOLUTION: A triangle has a perimeter of 56 inches. The medium side is 4 inches more than the shortest side, and the longest side is twice the shortest side. Find the shortest side.       Log On


   

Question 719035: A triangle has a perimeter of 56 inches. The medium side is 4 inches more than the shortest side, and the longest side is twice the shortest side. Find the shortest side.
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
a%3Cb%3Cc
a%2Bb%2Bc=56

The medium side is 4 inches more than the shortest side: b=a+4
and the longest side is twice the shortest side: c=2a

a%2Bb%2Bc=%0D%0Aa%2B%28b%2B4%29%2B%282a%29=56

4a=52
a=13