The maximum area of the pen is the highest area the pen can have
The maximum area is 16200 square yards
Let the dimension be x and y.
So, the perimeter is given as:

Because it has one additional fence, the perimeter is calculated as:

Make y the subject

The area is calculated as:

Substitute 

Expand

Differentiate

Set to 0

Rewrite as:

Divide both sides by 4

Substitute 90 for x in 


Hence, the maximum area is 16200 square yards
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brainly.com/question/11906003
Answer:
First one.
Step-by-step explanation:
M is in both angles.
I would say the answer is C as it is the most unbiased, and considers everyone in the residential area, rather than just dog owners or just residents who do not own pets.
210/ 35 = 6
she burns 6 calories per minute.
Answer:
A. 7
Step-by-step explanation:
h(x)=2x + 4
2(7)=14
14+4=18