Finding area of a sector

• Apr 25th 2011, 04:27 PM
vaironxxrd
Finding area of a sector
I have to find the area of a sector but I got a bit confused in class today here is my work.

http://img152.imageshack.us/img152/2280/math1.jpg

• Apr 25th 2011, 05:18 PM
pickslides

I get A = (360-115)/360 x pi x 4^2
• Apr 25th 2011, 09:25 PM
earboth
Quote:

Originally Posted by vaironxxrd
I have to find the area of a sector but I got a bit confused in class today here is my work.

http://img152.imageshack.us/img152/2280/math1.jpg

If x denotes the value of the area then your answer (360° x = 115° $\pi$ 4² )gives the value of the non-shaded area.
If x denotes the value of the area then your answer (360° x = 115° $\pi$ 4² )gives the value of the non-shaded area.