જો $\sec \theta = \frac{13}{5}$ હોય,તો $\cos \theta = \ldots \ldots \ldots \ldots$

  • A
    $\frac{12}{5}$
  • B
    $\frac{5}{12}$
  • C
    $\frac{5}{13}$
  • D
    $\frac{13}{12}$

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જો $\sin \theta - \cos \theta = 0$ હોય,તો $(\sin^4 \theta + \cos^4 \theta)$ નું મૂલ્ય શોધો.

જો $\sec \theta = \frac{5}{3}$ હોય,તો $\tan \theta = \ldots$

$\Delta ABC$ માં,$m \angle B = 90^{\circ}$,$BC = 3$ અને $AC = 5$ હોય,તો $\tan A = \ldots$

જો $a \sin \theta = 3$ અને $a \cos \theta = 4$ હોય,તો $a = \dots$ (જ્યાં $a > 0$).

$\tan 15^{\circ}$ અને $\ldots \ldots \ldots \ldots$ ની કિંમત સમાન છે.

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