Answer:
22.36
Step-by-step explanation:
For this case we have that by definition, the area of a rectangle is given by:

Where:
w: Is the width of the rectangle
l: is the length of the rectangle
Each of the girls has 24 feet of fencing, that is, the perimeter is 
Amy:

Thus, Amy's fence area is: 
Zach:

Thus, the area of Zach's fence is:
Answer:
Amy's garden has a greater area
, is
greater
Answer:
First one is 6 16/21
Second one is 3 14/15
Step-by-step explanation:
Answer:
y = 2x - 3
Step-by-step explanation:
250 divided by 10 squared is 2.5