$\triangle XYZ$ is right angled at Y. If $m\angle Z$ =$ 60^{0}$, then Cosec X =

$\triangle XYZ$ is right angled at Y. If $m\angle Z$ =$ 60^{0}$, then Cosec X =
1). 2
2). $\frac{1}{2}$
3). $\frac{1}{\sqrt{2}}$
4). $\frac{1}{\sqrt{3}}$

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