Circle vocabulary flashcard

Front

What do we call the shaded region of this circle?

Back

Sector of a circle

Front

What is the diameter?

Back

10 in

Front

This is a picture of ___________.

Back

Minor Arc

Front

An angle whose vertex (corner) is on the circle.

Back

Inscribed Angle

Front

The radius is ___________ the length of the diameter.

Back

half

Front

What is the distance from the center of the circle to any point on the circle?

Back

Radius

Front

What do we call a part of the circumference of a circle?

Back

Arc

Front

What is the angle formed by two radii of a circle?

Back

Central Angle

Front

What do we call a circle that is divided into two equal halves?

Back

Semi-Circle

Front

What is the term for the longest arc in a circle?

Back

Major Arc