જો $A$ અને $B$ પૂરક ખૂણાઓ હોય,તો $\sin^{2} \frac{A}{2} + \sin^{2} \frac{B}{2} =$

  • A
    $1$
  • B
    $\frac{1}{3}$
  • C
    $0$
  • D
    $\frac{1}{2}$

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Similar Questions

$\frac{1-2(\cos 60^{\circ}-\cos 80^{\circ})}{2 \sin 10^{\circ}} = \dots$

કિંમત શોધો: $\tan A + \cot (180^\circ + A) + \cot (90^\circ + A) + \cot (360^\circ - A)$

નીચેનામાંથી કોનું મૂલ્ય સમાન છે?
$(a)$ $\sin 120^{\circ}$
$(b)$ $\cos 930^{\circ}$
$(c)$ $\tan 840^{\circ}$
$(d)$ $\cot (-1110^{\circ})$

જો $x \sin 45^\circ \cos^2 60^\circ = \frac{\tan^2 60^\circ \csc 30^\circ}{\sec 45^\circ \cot^2 30^\circ}$ હોય,તો $x = $

જો $\theta = \frac{17 \pi}{3}$ હોય,તો $(\tan \theta - \cot \theta) = \dots$

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