Thursday

March 5, 2015

March 5, 2015

Posted by **jonny** on Sunday, September 9, 2012 at 6:50pm.

- geometry -
**Damon**, Sunday, September 9, 2012 at 6:58pmlength + width = 22

w = 22-L

A = w L = (22-L)L

A = 22 L - L^2

that is a parabola, find the vertex

L^2 - 22 L = -A

L^2 - 22 L + 121 = -A+121

(L-11)^2 = -A + 121

vertex (maximum of A) at L = 11, A = 121

then w also = 11

and it is a SQUARE :)

**Answer this Question**

**Related Questions**

College Algebra - A rancher wishes to enclose a rectangular partitioned corral ...

math - Vitaly and Jen have 24m of fencing to enclose a vegetable garden at the ...

Geometry - Jose wants to put fencing around his rectangular garden. His garden ...

college algebra word problem - Here's the problem I was asked: You are visiting ...

Algebra - A rancher wishes to enclose a rectangular partitioned corral with 1932...

Math - The Kulas have decided to enclose their rectangular garden. The length of...

math - A gardener wants to use 62 feet of fencing to enclose a rectangular ...

College Algebra - Rita has 88 feet of fencing. She wants to use this fencing to ...

Math - 1. A gardener has 140 feet of fencing to fence in a rectangular vegetable...

word problem - A farmer decides to enclose a rectangular garden, using the side...