xy = 108
x+2y = 30
x + 2(108/x) = 30
x^2 - 30x + 216 = 0
(x-12)(x-18) = 0
The yard is 12x9
A rectangular chicken yard was built against an existing barn wall (as shown in the picture). 30 m of fencing was used to enclose the yard.
a) Find the dimensions of the yard its area is 108 m!
How to solve this problem..?
1 answer
1 answer