Geo 10.1 Parts of Circle

Front

What is a secant?

Back

A line that intersects a circle at two points.

Front

What is a chord?

Back

A line segment whose endpoints lie on the circle.

Front

What is a diameter?

Back

A chord that passes through the center of the circle, dividing it into two equal halves.

Front

What is a tangent?

Back

A line that intersects the circle at only one point.

Front

What is a radius?

Back

A line segment from the center of the circle to any point on the circle.

Front

What is an arc?

Back

A part of the circumference of a circle.

Front

What is the circumference of a circle?

Back

The distance around the circle.

Front

What is the center of a circle?

Back

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

Front

What is a segment of a circle?

Back

The region enclosed by a chord and the arc connecting its endpoints.

Front

What is a sector of a circle?

Back

The region enclosed by two radii and the arc between them.