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the area of a circle with a radius of 3cm is closest to 18.85cm2, 28.27cm2, 9.42cm2, 113.10cm2, 31.42cm2

 May 29, 2019

Best Answer 

 #1
avatar+18274 
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Area of a circle = pi r^2

    pi (3^2) = 9pi     using pi ~ 3.14      9pi = 28.26 cm2

 May 29, 2019
 #1
avatar+18274 
+2
Best Answer

Area of a circle = pi r^2

    pi (3^2) = 9pi     using pi ~ 3.14      9pi = 28.26 cm2

ElectricPavlov May 29, 2019

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