Let be the perpendicular from the point to -plane

MATHEMATICS · Subjective · CBSE · Mathematics · Introduction to Three-Dimensional Geometry · Introduction to Three-Dimensional Geometry

Problem

Let

PM

be the perpendicular from the point

P(1, 2, 3)

XY

-plane. If

OP

makes an angle

\theta

with the positive direction of the

Z

-axis and

OM

makes an angle

\phi

with the positive direction of

X

-axis, where

O

is the origin, then find

\theta

and

\phi