Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesFundamental trigonometrical ratios and functions, Trigonometrical ratio of allied angles
EasyFind the radian measure corresponding to the following degree measure: $240^{\circ}$
- A$\frac{4}{3} \pi$
- B$\frac{3}{4} \pi$
- C$\frac{2}{3} \pi$
- D$\frac{5}{6} \pi$
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