SOLUTION: 1) A gardener is fencing off a rectangular area with a fixed perimeter of 20 ft. What is the 1) maximum area? A) 100 ft2 B) 1.25 ft2 C) 25 ft2 D) 5 ft2

Algebra ->  Points-lines-and-rays -> SOLUTION: 1) A gardener is fencing off a rectangular area with a fixed perimeter of 20 ft. What is the 1) maximum area? A) 100 ft2 B) 1.25 ft2 C) 25 ft2 D) 5 ft2       Log On


   

Question 1066244: 1) A gardener is fencing off a rectangular area with a fixed perimeter of 20 ft. What is the 1) maximum area?
A) 100 ft2 B) 1.25 ft2 C) 25 ft2 D) 5 ft2
Answer by ikleyn(52918) About Me  (Show Source):
You can put this solution on YOUR website!
.
A rectangle with the fixed perimeter which has the maximal area is a square.

In the given case it is a square with the side measure of 5 fr and the area of 25 ft^2. Case c).


See the lesson
    - A rectangle with a given perimeter which has the maximal area is a square
in this site.

Also, you have this free of charge online textbook in ALGEBRA-I in this site
    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic "Finding minimum/maximum of quadratic functions".