Question

Determine the area of a circular enclosure and a square enclosure made with 643 feet of fence. (Use 3.1416 for pi.)

Answer 1

is that asking for you to find the area of two different enclosures that can be made with 643 feet of fence.

Answer 2

Yes.

Answer 3

Circumference of a Circle
\[C=2\pi r\]

Perimeter of a square
\[P= 4s\]

Area of a circle
\[A_{circle}= \pi r^2\]

Area of a square
\[A_{square}=s^2\]