SOLUTION: An isosceles triangle has a perimeter of 45 in. If the two congruent sides are 5 inches shorter than the base, what is the measure of each side? Write an equation

Algebra ->  Triangles -> SOLUTION: An isosceles triangle has a perimeter of 45 in. If the two congruent sides are 5 inches shorter than the base, what is the measure of each side? Write an equation      Log On


   



Question 491799: An isosceles triangle has a perimeter of 45 in. If the two congruent sides are 5 inches shorter than the base, what is the measure of each side?
Write an equation

Answer by cleomenius(959) About Me  (Show Source):
You can put this solution on YOUR website!
We will let x = the base.
x + 2(x - 5) = 45 in
3x -10 = 45 in,
x = 55
x = 18.3
18. 3 in, 13.3 in, 13.3 in.
18.3 + 13.3 + 13.3 = 44.9, Approx. 45 in.
Cleomenius.