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Posted by **Devann** on Monday, April 25, 2011 at 3:27pm.

- trig -
**Anonymous**, Monday, April 25, 2011 at 6:29pmArea of a circle:

A=r^2*pi

Area of a sector:

As=r^2*pi*(66°/360°)

As=12.1^2*3.14159*0.18333

As=146.41*3.14159*0.18333

As=84.3245 in^2

- trig -
**Henry**, Tuesday, April 26, 2011 at 7:11pmPOST.

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