Question

A farmer has 1,440 feet of fencing available to enclose a rectangular

area bordering a river. No fencing is required along the river. Let x
represent the length of the side of the rectangular enclosure that is
perpendicular to the river. Complete parts a. through c.
The length of the side of the rectangle perpendicular to the river is
c. What is the maximum area?
X
The maximum area is
River
a. Create a function, A(x), that describes the total area of the rectangular enclosure as a function of x, where x is the lem
A(x)=
(Simplify your answer.)
b. Find the dimensions of the fence that will maximize the area.
...
and the length of the side of the rec

Answer 1

Explanation:

Maximum area enclosed will be a square enclosure

since the river is one side , the other three sides of the square will be

1440 / 3 = 480 ft long

Square with sides 480 ft

area =480 x 480 = 230 400 ft^2