यदि $\sin \theta = \sin 15^{\circ} + \sin 45^{\circ}$,जहाँ $0^{\circ} < \theta < 180^{\circ}$ है,तो $\theta =$ ($^{\circ}$ में)

  • A
    $75$
  • B
    $150$
  • C
    $45$
  • D
    $60$

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Similar Questions

यदि $\cos 43^{\circ} + \sin 43^{\circ} = k$ है, तो $\cos 2^{\circ}$ का मान ज्ञात कीजिए।

$\cos^2 48^{\circ} - \sin^2 12^{\circ}$ का मान ज्ञात कीजिए,यदि $\sin 18^{\circ} = \frac{\sqrt{5}-1}{4}$ है।

मान ज्ञात कीजिए: $\cos^2 48^\circ - \sin^2 12^\circ$

$\sin 15^{\circ}$ का मान ज्ञात कीजिए।

यदि $\tan 80^{\circ} = \alpha$ और $\tan 47^{\circ} = \beta$ है,तो $\tan 37^{\circ}$ का मान क्या होगा?

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