Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesFundamental trigonometrical ratios and functions, Trigonometrical ratio of allied angles
EasyFind the angle in radians through which a pendulum swings if its length is $75 \, cm$ and the tip describes an arc of length $21 \, cm$.
- A$7/25 \, \text{radians}$
- B$25/7 \, \text{radians}$
- C$1/3 \, \text{radians}$
- D$3/10 \, \text{radians}$
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Similar Questions
Find the degree measure corresponding to the following radian measure (Use $\pi = \frac{22}{7}$):
$-4$ radians
$-4$ radians
Medium
View SolutionThe degree measure of $\frac{\pi}{32}$ radians is equal to:
$\cos 18^{\circ} = $
$\frac{\sin x}{1+\cos x} + \frac{1+\cos x}{\sin x} = ?$
If $\sec \theta = \frac{13}{12}$ and $\theta$ lies in the $4^{\text{th}}$ quadrant,then $\tan \theta \times \operatorname{cosec} \theta \times \sin \theta \times \cos \theta = $
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