The area of an "A" sector with central angle is .
The area of a "B" sector with central angle is .
The area of a "C" sector with central angle is .
Assume a dart is randomly thrown at the board and the grade is noted on your paper. List your grade in order of increasing likelihood: Largest A B C Middle A B C Smallest A B C .
If the chance of your receiving a given grade is based upon the size of the sector divided by the size of the whole circle, determine the likelihood that you will receive an "A".
Hint:
You can earn partial credit on this problem.