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The angle which the line \(\frac{x}{1}=\frac{\mathrm{y}}{-1}=\frac{\mathrm{z}}{0}\) makes with the positive direction of…

Q1

The angle which the line \(\frac{x}{1}=\frac{\mathrm{y}}{-1}=\frac{\mathrm{z}}{0}\) makes with the positive direction of Y -axis is :

a

\(\frac{5\pi }{6}\)

b

\(\frac{3\pi }{4}\)

c

\(\frac{5\pi }{4}\)

d

\(\frac{7\pi }{4}\)

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