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Diameter

2:44

learn how to find the diameter of a circle given the area

3:52

What is the Radius of a Circle? | What is the Diameter of a Circle? | Radius and Diameter Explained

1:31

Geometry: Introduction to Circles - radius, diameter, circumference and area of a circle

2:07

How to find (diameter) of a Circle

1:53

Circles Radius Diameter & Pi Song – Learn Geometry – Learning Upgrade App

In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle. It can also be defined as the longest chord of the circle. Both definitions are also valid for the diameter of a sphere.
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