Question
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..?
a) Find the dimensions of the yard its area is 108 m!
How to solve this problem..?
Answers
Steve
xy = 108
x+2y = 30
x + 2(108/x) = 30
x^2 - 30x + 216 = 0
(x-12)(x-18) = 0
The yard is 12x9
x+2y = 30
x + 2(108/x) = 30
x^2 - 30x + 216 = 0
(x-12)(x-18) = 0
The yard is 12x9