The whole arc of the circle is called its ________

If the length of an arc is less than the length of the arc of the semi circle then it is called ________

A continuous piece of a circle is called an ________ of the circle

A line which intersects the circle at two distinct points is called a _____ of the circle.

Diameter = 2x ____

If diameter divide the circle into two equal arcs, each of two arc is called a _________

The region enclosed by an arc of a circle and its two bounding radii is called a _____ of the circle.

If radius of a circle is 4.5cm then what is its diameter?

A line which meets a circle in one and only one point is called a ________ to the circle at that point.

From figure identify PQ and PR