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

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

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

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

बताइए कि निम्नलिखित कथन 'सत्य' है या 'असत्य' और अपने उत्तर का औचित्य दीजिए:
यदि $\cos A + \cos^2 A = 1$ है,तो $\sin^2 A + \sin^4 A = 1$ होगा।

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

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