SOLUTION: I have a ball that is 14 inches in diameter. It has a circumference of 44 inches. I want to know how many square inches there are on that ball.
Thank you for your help - maybe
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Question 953640: I have a ball that is 14 inches in diameter. It has a circumference of 44 inches. I want to know how many square inches there are on that ball.
Thank you for your help - maybe at one time I could have figured this out but I'm a "Senior Citizen" now and can't! I just saw that this site is for Students but maybe you can help me?
Thanks again,
Suzy
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
I'm in your age category- you caught me on a good day
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The circumference of the sphere would be:
You are given:
and
in
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So, is pretty close to
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The formula for the area of a sphere is:
( looked it up ) where is the radius of the sphere
in2
( so, actually, all you needed was the radius to find surface area )
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