7 - (Review: Circles) - Parts of a Circle

Front

What is the center of a circle?

Back

The point equidistant from all points on the circle's edge

Front

What is the role of the center in a circle?

Back

To be equidistant from all points on the circumference

Front

What does the circumference of a circle represent?

Back

The distance around the circle

Front

How can the circumference be best described?

Back

The outer boundary length of the circle

Front

What is an arc of a circle?

Back

A part of the circle's circumference

Front

How is the radius of a circle defined?

Back

The line from the center to any point on the circumference

Front

What constitutes a sector of a circle?

Back

A pie-shaped part made by an arc and two radii

Front

What is the diameter of a circle?

Back

A line passing through the center with endpoints on the circumference

Front

What distinguishes a diameter from a chord?

Back

A diameter is the longest possible chord in a circle and goes through its center.

Front

Chord in the context of a circle

Back

A line segment with both ends on the circumference but not passing through the center