Question

Point C is the center of the circle. What is mAB(arc) if (angle) ACB is equal to 140°

Answer 1

The measure of an arc is equal to the central angle.
Since C is the center of the circle, ACB is the central angle for the arc AB.
Therefore, the arc AB = angle ACB = 56 degrees.

Answer 2

56 isn't an answer for this problem. The options are 140, 70, 100, and 110.

Answer 3

sorry, then i'm not sure ^^'

Answer 4

thanks anyway :)

Answer 5

no problem.
what grade is this?

Answer 6

10. It's Algebra 2