SOLUTION: A right triangle has area of 18inSq. The base is 3in longer than the height. What is the height?

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Question 1149887: A right triangle has area of 18inSq. The base is 3in longer than the height. What is the height?
Found 2 solutions by ikleyn, josgarithmetic:
Answer by ikleyn(52776) About Me  (Show Source):
You can put this solution on YOUR website!
.


If "x" is the unknown height length, then the area equation is


    %281%2F2%29%2Ax%2A%28x%2B3%29 = 18


    x*(x+3) = 2*18 = 36


    x^2 + 3x - 36 = 0


Solve using the quadratic formula.


Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
h, height
h+3, base

%281%2F2%29%28h%28h%2B3%29%29=18
Solve for h.