Lines and Angle...

Which of the following pairs represents pairof corresponding angles.

If the supplement of an angle is $$\dfrac { 5 }{ 2 } $$ times the complement of the same angle, find the supplementary angle.

In triangle, three angles are  $$x , x + 10 ^ { \circ } + x + 20 ^ { \circ }$$  then the biggest is

Find the lettered angle :

If the angles of triangle are in the ratio $$1:4:7$$, then the value of the largest angle is :

The complementary angle of $$75^{\circ}$$ is _______.

In the figure below, $$AA'$$ is parallel to $$CC'$$. The measure $$w$$ of $$\angle A'AB$$ is equal to $$135^\circ$$ and the measure $$z$$ of $$\angle C'CB$$ is equal to $$147^\circ$$. Find $$\angle ABC$$. 

Complement of $$60^o$$ is?

Mark the correct alternative of the following.
An angle of measure $$140^o$$ is?

Two supplementary angles are in the ratio $$3:2$$. The smaller angle measures?