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OpenStudy (anonymous):
Find the area of the circle.
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OpenStudy (anonymous):
OpenStudy (anonymous):
Would I half 4.1?
OpenStudy (anonymous):
Or use 4.1?
OpenStudy (anonymous):
r=diameter/2
OpenStudy (anonymous):
r is radius
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OpenStudy (anonymous):
If it's half of 4.1, I get 4.2025pi?
OpenStudy (anonymous):
area of a circle is pi r^2
OpenStudy (anonymous):
13.2025?
OpenStudy (anonymous):
yea
OpenStudy (anonymous):
..Isn't that 4.2025pi?
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OpenStudy (anonymous):
yea
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