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Mathematics 24 Online
OpenStudy (kikuo):

http://prntscr.com/b0p8u8 I know how to find the area of a circle 3.14(r^2) But I'm not sure how to apply it in this problem

OpenStudy (kikuo):

@zepdrix

zepdrix (zepdrix):

Lemme give a quick example to illustrate what's going on here.

zepdrix (zepdrix):

|dw:1462478330675:dw|If we had a full circle, we would use this formula you mentioned above.

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