SOLUTION: Points A(2,5) and B(10,5) are the end points of a diameter of a circle graphed in the coordinate plane. How many square units are in the area of the circle? Express your answer as

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Question 220709: Points A(2,5) and B(10,5) are the end points of a diameter of a circle graphed in the coordinate plane. How many square units are in the area of the circle? Express your answer as a multiple of "pie"
Answer by tutor_paul(519) About Me  (Show Source):
You can put this solution on YOUR website!
The diameter of this circle is:
d=10-2
d=8
The Radius is:
r=d%2F2
r=4
The area of a circle is given as:
A=pi%28r%5E2%29
Plug in your value for r and you are done:
A=pi%284%5E2%29
highlight%28A=16%28pi%29%29
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Good Luck,
tutor_paul@yahoo.com