SOLUTION: The area of an isosceles triangle is 36 square inches. The ratio of the lenght of the base to its height is 2:1. What is the perimeter of the triangle? Thank you so much !

Question 865266: The area of an isosceles triangle is 36 square inches. The ratio of the lenght of the base to its height is 2:1. What is the perimeter of the triangle? Thank you so much !
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
A picture will help show that, if base is x, then altitude is x/2.
Area,

and altitude is
-
The triangle is TWO right triangles, each leg is 6 inches.
Hypotenuse is the length of each of the two equal sides of the ISOSCELES triangle.

or
-
Perimeter of the isosceles triangle is
perimeter is
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