$\Delta ABC$ में,$m \angle C = 90^{\circ}$ और $\tan A = \frac{1}{\sqrt{3}}$ है,तो $\sin A = \ldots$

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

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$\Delta ABC$ में,$m \angle B = 90^{\circ}$,$BC = 3$ और $AC = 5$ है,तो $\tan A = \ldots$

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

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