Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesFundamental trigonometrical ratios and functions, Trigonometrical ratio of allied angles
Easy$A$ wire of length $44 \text{ cm}$ is bent into an arc of a circle of radius $12 \text{ cm}$. The angle (in degrees) subtended by the arc at the centre of the circle is
- A$\left(\frac{11}{3}\right)^{\circ}$
- B$\left(\frac{660}{\pi}\right)^{\circ}$
- C$150^{\circ}$
- D$\left(\frac{5}{3}\right)^{\circ}$
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$\sin ^2 \frac{2 \pi}{3}+\cos ^2 \frac{5 \pi}{6}-\tan ^2 \frac{3 \pi}{4}=$
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DifficultJEE MAIN 2024
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