Circle Vocab & Properties

Front

What is the term for a line that touches a circle at exactly one point?

Back

Tangent

Front

What is the segment called that is smaller than half of the area of a circle?

Back

Minor segment

Front

What is AB if it is the longest chord in a circle?

Back

Diameter

Front

What does the perimeter of a polygon approach as the number of sides increases indefinitely?

Back

The circumference of the circle

Front

What is the term for a line that intersects two points on an arc or circumference of a circle?

Back

Secant

Front

What is the distance from the center of a circle to any point on its circumference called?

Back

Radius

Front

What is the term for a part of a circle defined by two radii and an arc?

Back

Sector

Front

What is the longest distance across a circle through its center called?

Back

Diameter

Front

What do you call the distance around a circle?

Back

Circumference

Front

What is the term for a line segment whose endpoints lie on the circle?

Back

Chord