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Viktor
[21]
3 years ago
5
The area of a pizza is 220 square centimeters. what is the radius?
Mathematics
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1
answer:
katrin2010
[14]
3 years ago
5
0
<span>a=pi*r^2
</span><span>220=pi*r^2
</span><span>r=8.36828
or
r = 2 sqrt(55/pi)
Use algebra.com. It is a good website.
</span>
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