Posted by **Anna** on Friday, October 28, 2011 at 2:23pm.

A town decides to build a playground using one of the existing walls beside an elementary school. What is the maximum area they can enclose using only 100ft of donated fence?

- MATH -
**Steve**, Friday, October 28, 2011 at 5:00pm
Letting L be the length against the building,

100 = L + 2W

so, L = 100-2W

A = WL = W(100-2W)

= 100W - 2W^2

This has a max at W = 100/4 = 25

L = 50

A = 25*50 = 1250 ft^2

- MATH -
**leslie**, Tuesday, November 15, 2011 at 9:32pm
how to do input output tabol

## Answer This Question

## Related Questions

- IMPORTIANT MATH - A school is fencing in a rectangular area for a playground. It...
- algebra - A farmer decides to enclose a rectangular garden, using the side of a ...
- Algbera - Afarmer decides to enclose a rectangular garden, using the side of a ...
- algebra - A farmer decides to enclose a rectangular garden, using the side of a ...
- Math - A farmer decides to enclose a rectangular garden, using the side of a ...
- College Algebra - A farmer wants to build a rectangular fence using the side of ...
- Calculus - ABC Daycare wants to build a fence to enclose a rectangular ...
- Math - A school is fencing in a rectangular area for a playground. It plans to ...
- word problem - A farmer decides to enclose a rectangular garden, using the side...
- Algebra - A farmer decides to enclose a rectangular garden, using the side of a ...

More Related Questions