Parts of a Circle Review

Front

What is a chord in a circle?

Back

A chord is a line segment that connects any two points on the circumference of a circle.

Front

What is the radius of a circle?

Back

The radius is the distance from the center of the circle to any point on the circle.

Front

What is the diameter of a circle?

Back

The diameter is the distance across the circle, passing through the center, and is twice the length of the radius.

Front

What is the circumference of a circle?

Back

The circumference is the total distance around the circle.

Front

What is the center of a circle?

Back

The center is the point that is equidistant from all points on the circumference of the circle.

Front

How do you find the diameter if you know the radius?

Back

The diameter is found by multiplying the radius by 2.

Front

How do you find the radius if you know the diameter?

Back

The radius is found by dividing the diameter by 2.

Front

What is the relationship between radius and diameter?

Back

The diameter is always twice the length of the radius.

Front

What is a segment in a circle?

Back

A segment is a part of a circle that is bounded by a chord and the arc connecting the endpoints of the chord.

Front

What is an arc in a circle?

Back

An arc is a portion of the circumference of a circle.