The point is
.
The point lies in quadrant III.
\Graph :
\
From Pythagorean theorem,
\


.
The six trigonometric functions are,
\
,
.
As
lies in quadrant III, tangent and cotangent functions are positive and remaining functions are negative.
Substitute the values of
in above ratios.
,
.
The exact values of the six trigonometric functions are
,
.