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

  • A
    $2$
  • B
    $1$
  • C
    $\frac{1}{2}$
  • D
    $\frac{1}{4}$

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Similar Questions

$\cos \theta = \frac{b}{\sqrt{a^2 + b^2}}$; जहाँ,$0 < \theta < 90^\circ$; तो $\sin \theta = \dots$

$\cos 35^{\circ} = \ldots \ldots \ldots$

यदि $A+B+C=180^{\circ}$ है,तो $\tan \left(\frac{A+B}{2}\right)=$ ...........

यदि $\sin \theta + 2 \cos \theta = 1$ दिया गया है,तो सिद्ध कीजिए कि $2 \sin \theta - \cos \theta = 2$ है।

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सिद्ध कीजिए कि $\frac{\cos ^{2}\left(45^{\circ}+\theta\right)+\cos ^{2}\left(45^{\circ}-\theta\right)}{\tan \left(60^{\circ}+\theta\right) \tan \left(30^{\circ}-\theta\right)}=1$

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