SOLUTION: The perimeter of a triangle is 30 cm.Two sides are equal in length and the third side is half as long as one of the equal sides.Find the length of the sides of the triangle.

Algebra ->  Triangles -> SOLUTION: The perimeter of a triangle is 30 cm.Two sides are equal in length and the third side is half as long as one of the equal sides.Find the length of the sides of the triangle.       Log On


   

Question 491950: The perimeter of a triangle is 30 cm.Two sides are equal in length and the third side is half as long as one of the equal sides.Find the length of the sides of the triangle.
Answer by cleomenius(959) About Me  (Show Source):
You can put this solution on YOUR website!
a = x
b = x
c = 1/2 x
2x + 1/2x = 30
x = 12 cm.
the sides are 12 cm, 12 cm, and 6 cm.
Cleomenius