Question

What is the arc length of pi/3 radians formed on the unit circle?

A) pi/6

B) pi/4

C) pi/3

D) pi/2

Answer 1

Answer:

C

Step-by-step explanation:

The measure of the arc in a unit circle is equal to the measure of the centre angle, that is

arc length = $\frac{\pi }{3}$ → C