How would i find the length of arc AC when AB is 120 degrees and AC is 90 degrees and the radius is 10?
1 Answer
Aug 4, 2015
I found:
Explanation:
I am not sure to have interpreted your question right (I do not know why you need AB is 120°..) but anyway:
the length
where:
Using these data in the above expression (the angle has to be in radians) you get: