Question

# The length of the perpendicular from the origin to a line is 7 and the line makes an angle of 150° with the positive direction of Y-axis. Find the equation of the line.

Solution

## Let AB be the given line which make an angle of 1500 with the positive direction of y-axis and OQ be the perpendicular drawn from the origin on the line. Here, p = 7 and $\mathrm{\alpha }={30}^{\circ }$ So, the equation of the line AB  is MathematicsRD Sharma XI (2015)Standard XI

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