SOLUTION: in an isosceles triangle, each of the congruent sides is two thirds of the base. the perimeter of the triangle is 42. Find the length of each side of the triangle.

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Question 310529: in an isosceles triangle, each of the congruent sides is two thirds of the base. the perimeter of the triangle is 42. Find the length of each side of the triangle.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
in an isosceles triangle, each of the congruent sides is two thirds of the base. the perimeter of the triangle is 42. Find the length of each side of the triangle.
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Let the base be "x"
Each equal side is (2/3)x
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Equation:
x + 2(2/3)x = 42
x + (4/3)x = 42
(7/3)x = 42
(1/3)x = 6
x = 18 (base)
(2/3)x = 12 (each equal side)
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cheers,
Stan H.