SOLUTION: An isosceles triangle whose base is one-half as long as the other two equal sides has a perimeter of 25 centimeters. Find the length of each side.
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Question 1026133: An isosceles triangle whose base is one-half as long as the other two equal sides has a perimeter of 25 centimeters. Find the length of each side. Found 2 solutions by Cromlix, mananth:Answer by Cromlix(4381) (Show Source):
You can put this solution on YOUR website! Hi there,
Make the two equal sides = x
The base = x/2
Perimeter = Two equal sides added + base
25 = x + x + x/2
2x x/2 = 5/2x
5/2x = 25
5x = 2 * 25 (* times)
5x = 50
x = 50/5
x = 10
Two equal sides each = 10cm
Base = 5cm
Hope this helps :-)