Find the value of x, if AB is parallel to DE in the given figure:
25°
45°
55°
35°
The sum of the interior angles of a triangle is:
120°.
180°.
360°.
90°.
In the figure, the lines that enclose angle θ are:
PQ and RQ.
PR and QR.
Pθ and Qθ.
PQ and PR.