In the figure the value of x is 

Supplementary of an angle is three times the angles then the angle is 

The difference between supplementary and complementary angles of a given acute angle is

In the figure  then the lines are

The supplementary angle for 65^o is 

If a transversal intersects  a pair of lines in such a  way making alternate interior angles equal then the lines are

In the given figure, y= 

The complementary angle for 72^o is 

If the measure of an angle is 2 x, then its complementary is

The supplementary angle for 172^o.