The circle below has center , and its radius is 5 . Given that angle AOB=100 , find the length of and the area of the shaded region.

Question

The circle below has center  , and its radius is 5 . Given that angle AOB=100 , find the length of  and the area of the shaded region.

anonymous · Answer

What is the shaded region? Can you post an image?

anonymous · Answer

the shaded region is AOB i cant post the image though

anonymous · Answer

Can you draw a picture? The exact location of AOB is vital to answering the question.

anonymous · Answer

|dw:1406934292644:dw|

anonymous · Answer

Sorry, had some things to do. What is the area of a circle? What is the ratio of the area in the shaded region compared to the entire circle? For example: if the area of a circle was 10 and AOB was 180, what would be the area of the shaded region?