Is the Diameter a Chord of a Circle?

Discover the difference between diameter and chord in circles in this brief Q&A session.

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No, the diameter is not equal to a chord. A chord is any line segment with both endpoints on the circle, while the diameter is a specific type of chord that passes through the center of the circle and is the longest possible chord.

FAQs & Answers

  1. What is a chord in a circle? A chord is any line segment with both endpoints resting on the circumference of the circle.
  2. What makes a diameter special? The diameter is the longest chord of a circle, passing through its center and connecting two points on its edge.
  3. Are all diameters chords? Yes, all diameters are chords, but not all chords are diameters.
  4. What is the formula for the diameter of a circle? The diameter can be calculated by doubling the radius, or using the formula d = 2r.