Posted by **carmie** on Tuesday, November 30, 2010 at 8:26pm.

George has enough fencing to enclose 2400 square feet around a circular pool. If he builds a circular fence and he wants 12 foot walkway around the pool, what is the largest pool diameter possible?

- math -
**PsyDAG**, Wednesday, December 1, 2010 at 4:28pm
Area = πr^2

2400 = 3.14r^2

r^2 = 764

r = 27 2/3

Solve for r. d = 2r therefore d =

Assuming the walkway is completely around the pool and within the fence, largest pool diameter is d-24.

- math -
**PsyDAG**, Wednesday, December 1, 2010 at 4:30pm
Area = πr^2

2400 = 3.14r^2

r^2 = 764

r = 27 2/3

Solve for r. d = 2r therefore d = 55 1/3

Assuming the walkway is completely around the pool and within the fence, largest pool diameter is d-24.

## Answer This Question

## Related Questions

- Math - Mabel is installing a square pool in her backyard and wants a circular ...
- math - Mabel is installing a square pool in her backyard and wants a circular ...
- Math - Jennifer plans to fence a rectangular area around her rectangular ...
- Math - Sally wants to build a fence around her pool. The pool is 26 feet long by...
- math - can u please help me with this math problem. i don't get how to do this ...
- Math - Ali has a rectangular pool around which he wants to construct a fence. ...
- math - A circular swimming pool has radius of 15 feet. The family that owns the ...
- Geometry - emily has a square swimming pool that has the side length of 20 feet...
- geometry and measurement - Lila wants to build a fence around her pool. The pool...
- math - Find the area of a walkway that goes around a rectangular swimming pool. ...

More Related Questions