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  1. Diameter - Wikipedia

    In geometry, a diameter of a circle is any straight line segment that passes through the centre of the circle and whose endpoints lie on the circle. It can also be defined as the longest chord of the circle.

  2. 3 Ways to Calculate the Diameter of a Circle - wikiHow

    Apr 15, 2025 · The diameter of a circle is the distance straight across the circle from one side to the other at its center. Depending on what other information you have about the circle, there are a few …

  3. Diameter of a Circle - Definition, Examples | Diameter Formula

    The diameter of a circle is a line that passes through the center and meets the circumference at opposite ends. It is twice as long as the radius of the circle.

  4. Diameter of a circle definition and calculator- Math Open Reference

    The diameter of a circle is the length of the line through the center and touching two points on its edge. In the figure above, drag the orange dots around and see that the diameter never changes.

  5. DIAMETER Definition & Meaning - Merriam-Webster

    The meaning of DIAMETER is a chord passing through the center of a figure or body. How to use diameter in a sentence.

  6. Diameter Definition (Illustrated Mathematics Dictionary)

    Illustrated definition of Diameter: The distance from one point on a circle through the center to another point on the circle. It is also the...

  7. Diameter of a Circle: Definition, Formula & Easy Examples - Vedantu

    A diameter represents the widest possible distance across a circle. This maximum distance can only be achieved by a line segment that passes directly through the center point.

  8. Diameter - Math.net

    The diameter of a circle is a line segment that passes through the center of the circle and has endpoints on the circle. Line segment AB above is a diameter for circle O since endpoints A and B lie on the …

  9. Circle Calculator

    This calculator computes the values of typical circle parameters such as radius, diameter, circumference, and area, using various common units of measurement.

  10. DIAMETER Definition & Meaning | Dictionary.com

    DIAMETER definition: See examples of diameter used in a sentence.