State whether the statements are True or False.

Interior angles on the same side of a transversal with two distinct parallel lines are complementary angles.

In Fig. 5.56, QP || RS. Find the values of a and b.

In Fig. 5.59, AB||CD. Find the reflex ∠EFG.

In Fig. 5.55, l ||m and a line t intersects these lines at P and Q, respectively. Find the sum 2a + b.

State whether the statements are True or False.

Vertically opposite angles form a linear pair.

In Fig. 5.10, the value of x is

Find the values of the angles x, y and z in each of the following:

(i)

(ii)

Indicate which pairs of angles are:

(i) Vertically opposite angles.

(ii) Linear pairs.

State whether the statements are True or False.

Two adjacent angles always form a linear pair.

The sum of two vertically opposite angles is 166°. Find each of the angles.