यदि $\operatorname{cosec} \theta = \frac{2}{\sqrt{3}}$ है,तो $\theta = \ldots$ ($^\circ$ में)

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

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Similar Questions

$(1-\cos \theta)(1+\cos \theta) = \dots$

यदि $\sqrt{3} \tan \theta = 1$ है,तो $\sin^{2} \theta - \cos^{2} \theta$ का मान ज्ञात कीजिए।

यदि $\tan \theta = 1$ है,तो $\sin \theta \cdot \cos \theta = \dots$

$2 \sin ^{2} \theta+4 \sec ^{2} \theta+5 \cot ^{2} \theta+2 \cos ^{2} \theta-4 \tan ^{2} \theta-5 \operatorname{cosec}^{2} \theta = \dots$

$\tan 5^{\circ} \cdot \tan 25^{\circ} \cdot \tan 45^{\circ} \cdot \tan 65^{\circ} \cdot \tan 85^{\circ}$ का मान $\ldots \ldots \ldots \ldots$ है।

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