I have no corners or side. I am round , who am I?

A _____ has four equal sides but they are not at right angles to each other.

The common end point where the two rays meet is called :

A quadrilateral whose all four sides are equal and all four angles are 90^o is called a:

Each angle of a square is measure of:

Angles are measured in

An angle which measures 180^o is called :

When two line segments meets at a point forming right angle they are said to be ________ to each other.

A _______ has 2 pairs of adjacent sides that are equal.

An angle which measures 0^o is called :