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Mathematics 3 Online
OpenStudy (anonymous):

A circle has a diameter of 8 cm. What is the area of the circle? Use 3.14 for π. 25.12 cm² 50.24 cm² 100.48 cm² 200.96 cm²

OpenStudy (shaik0124):

3.14*3.14*4

OpenStudy (anonymous):

formula for area of circle: \[A=\pi*r ^{2}\]

OpenStudy (anonymous):

where r is radius

OpenStudy (anonymous):

|dw:1348165464418:dw|

OpenStudy (anonymous):

|dw:1348165515816:dw|

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