Question

an arc has a length of 123.53 millimeters and a radius of 28 millimeters. what is the angle of the sector in radians?

Answer 1

4.41 radians

Explanation:

Recalling that s = rФ, we can write Ф = s/r.

Here, Ф = (123.53 mm) / (28 mm) = 4.41 radians