Circles Vocabulary Check

Front

The radius of a circle is

Back

The measurement from the center of a circle to an edge of the circle.

Front

What is the diameter of a circle?

Back

The distance from an edge of a circle to another edge through the center.

Front

Point C is...

Back

On the circle

Front

A tangent line of a circle is...

Back

A line that touches the circle only once

Front

How many degrees are in a circle?

Back

360

Front

How many degrees are in a semicircle?

Back

180

Front

A segment whose endpoints lie on a circle is a _______.

Back

chord

Front

An angle whose vertex is on a circle and whose sides contains chords of the circle is

Back

an inscribed angle

Front

An angle whose vertex is the center of a circle is a(n) ______.

Back

central angle

Front

The central angle is _________ the intercepted arc.

Back

equal to