SOLUTION: a triangular garden is 20 ft taller than it is wide. The area is 750 ft^2. find the height and the base of the garden.?

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Question 1095475: a triangular garden is 20 ft taller than it is wide. The area is 750 ft^2. find the height and the base of the garden.?
Answer by ikleyn(52787) About Me  (Show Source):
You can put this solution on YOUR website!
.
Your equation is 


%281%2F2%29%2Ax%2A%28x%2B20%29 = 750,


where x is the unknown wide.


=====>  x*(x+20) = 750*2 = 1500.


Solve it by any method you know.


I solve it mentally:  x = 30 ft.


Answer.  The width = 30 ft.  The height is 50 ft.