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How do you determine the area of a circle? (What is the formula of a circle?)
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Mar 4, 2017
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How do you determine the area of a circle? (What is the formula of a circle?)
Mathematics
middle-school
Fried Hoeben
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Fried Hoeben
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The formula to find a circle's area π times (radius)^2 usually expressed as π⋅r^2 where r is the radius of a circle and π is pi or 3.14.For example,what is the area of a circle with a radius of 3.Area=π times 3^2 so 9π.Then multiply 9 times 3.14 to get the area of 28.26.
Vignesh Raja
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Mar 4, 2017
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Vignesh Raja
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formula for the area of a circle is,
pi×radius squared
example,
radius of a circle is 2cm what's the area?use 3.14 as pi
2squared×pi
=2squared×3.14
=12.56cm squared..
hope this helps.....
Behrouz Riahi
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Mar 10, 2017
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Behrouz Riahi
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