Name: What Is a Circle?
Uploaded: 2023-03-17T09:35:58.161Z
Channel: House of Math
Description: A circle is made up of points a fixed distance from its center point. The length of this distance is known as the radius. Watch this video to learn more.

A circle is made up of points a fixed distance from its center point. The length of this distance is known as the radius. Watch this video to learn more.

A set of points that has the same fixed distance from a point, called the center of the circle.

Any line segment from the center of a circle to its circumference

Any line segment that passes through the center of a circle whose endpoints lie on the circumference

Length of the boundary of a circle or ellipse

Mathagon

The Number π

Circumference of a Circle

Area of a Circle

Length of a Circular Arc

Area of a Circular Sector

Circles

Definition

A circle is made up of points a fixed distance from its center point. The radius spans between the center and the boundary. Watch this video to learn more.