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What is the area of a circle if the diameter is 10?

 

smiley

 Sep 24, 2015

Best Answer 

 #1
avatar+38 
+10

Pi(r)^2

Find the radius so you divide 10 by 2 

10/2=5

Then you plug it in 

3.14*(5)^2

5*5=25

3.14*25=78.5

so 78.5 is your circle

 Sep 24, 2015
 #1
avatar+38 
+10
Best Answer

Pi(r)^2

Find the radius so you divide 10 by 2 

10/2=5

Then you plug it in 

3.14*(5)^2

5*5=25

3.14*25=78.5

so 78.5 is your circle

Gatsaki Sep 24, 2015

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