SOLUTION: Find the area of the region that lies outside of the circle x^2+y^2=1 but iside of the circle x^2+y^2-2y=8. Round the decimal answers to two decimal places

Question 1092598: Find the area of the region that lies outside of the circle x^2+y^2=1 but iside of the circle x^2+y^2-2y=8. Round the decimal answers to two decimal places
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
The first circle is centered at (0,0) with a radius of 1.
Complete the square to find the center and radius of the second circle.

So the second circle is centered at (0,1) with a radius of 3.
So the first circle is completely contained in the second.
Use the circle area formula to get the answer,

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