SOLUTION: Solving Problems with Quadratic Equations 12. A rectangular construction site is enclosed on three sides using 1200 m of fencing. The remaining side is formed by an existing wall.

Question 198589: Solving Problems with Quadratic Equations
12. A rectangular construction site is enclosed on three sides using 1200 m of fencing. The remaining side is formed by an existing wall. What dimensions enclose 180 000m^2 of land?
Answer by arallie(162) (Show Source): You can put this solution on YOUR website!
Here we go:
If and
Then
Substitute and solve

Simplify

when a=1, b=-600, c=90000
Therefore
Real solutions:
Root 1: 300
Substitute and solve

Check

Check
Anymore questions feel free to ask me.
Anthony Allie
arallie@gmail.com
http://arallie.webs.com/tutoring.htm
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