How many radians are contained in a central angle which is $\frac { 2 } { 3 }$ of a circle?
A) $\frac { 4 } { 3 }$ rad
B) $\frac { 4 } { 3 } \pi$ rad
C) $\frac { 2 } { 3 } \pi$ rad
D) $\frac { 3 } { 4 } \pi$ rad
E) $5 \pi$ rad

Question

Quizplus · Accepted Answer

A full circle is $2\pi$ radians. $\frac{2}{3}$ of a circle is $\frac{2}{3} \times 2\pi = \frac{4}{3}\pi$ radians.

How Many Radians Are Contained in a Central Angle Which 23\frac { 2 } { 3 }32​

How Many Radians Are Contained in a Central Angle Which $\frac { 2 } { 3 }$