A labeled diagram of a circle with a line passing through its center, representing the diameter.

Diagram of a circle showing the diameter, the straight line passing through the center and connecting two points on the circumference.

Diameter

Category: Geometry Date: November 16, 2024

What is the Diameter?

The diameter in geometry is a straight line passing through the center of a circle, connecting two points on the circle. It is twice the length of the radius.