Understanding the Longest Chord of a Circle: What is the Diameter?

Discover how the diameter of a circle serves as its longest chord, connecting key geometric concepts.

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The longest chord of a circle is the diameter. This line segment passes through the center of the circle, connecting two points on the circumference. It is always twice the radius, making it the maximum possible chord in any circle.

FAQs & Answers

  1. What is a chord in a circle? A chord is a line segment that connects two points on the circumference of a circle.
  2. How is the diameter different from other chords? The diameter is the longest chord in a circle, passing through the center and connecting two points on the circle.
  3. Can a chord be longer than the diameter? No, the diameter is always the maximum length for any chord in a circle.

Watch More

If you're interested in exploring more geometry concepts, check out our videos on the properties of circles and other essential geometric shapes.

  1. Understanding the Diameter: The Largest Chord of a Circle Learn what the largest chord of a circle is and why the diameter is significant in geometry.