1.
Two angles whose sum is equal to 180 Degree are called:
2.
A straight angle is equal to:
3.
A reflex angle is:
4.
An acute angle is:
5.
A line joining two endpoints are called:
6.
If two lines intersect each other, then the vertically opposite angles are:
7.
8.
Two parallel lines intersect at:
9.
Intersecting lines cut each other at:
10.