If
is an angle in standard position with a point
on the terminal side of
and
, then
,
,
,
,
, and
.
Let the point is
.
Find the value of
.
Apply formula :
.
Substitute the values of
and
.
.
,
,
,
,
,
.
\
The exact values of the six trigonometric functions are
,
,
,
,
and
.