In the circle shown below r is the length of the radius and x is the measure of central angle ABC.
https://learning.k12.com/content/enforced/520566-COF_ID162845/12.2.1.JPG?_&d2lSessionVal=lgpXqs0ZFGiA5MQIQOF9axvEI
Which of the following would be used to find the area of the sector defined by central angle ABC?
The area of the sector is x360 times the area of the whole circle.
The area of the sector is equal to πr2x
The area of the sector is 360−x360 times the area of the whole circle.
The area of the sector is equal to πr2360−x