यदि $\tan ^{2} \theta = \sin ^{2} \theta + \cos ^{2} \theta$ है,तो $\theta = \ldots$ ($^{\circ}$ में)

  • A
    $90$
  • B
    $30$
  • C
    $45$
  • D
    $60$

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Similar Questions

$\frac{\sec \theta-1}{\sec \theta+1} = \ldots$

सिद्ध कीजिए कि $\tan ^{4} \theta+\tan ^{2} \theta=\sec ^{4} \theta-\sec ^{2} \theta$

$\sin (90^\circ - \theta) = \ldots \ldots \ldots$

यदि $\sin \theta + \sin^2 \theta = 1$ है,तो $\cos^2 \theta + \cos^4 \theta = \dots$

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यदि $\tan A = \cot B$ है,तो सिद्ध कीजिए कि $A + B = 90^{\circ}$ है।

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