Class 9 Maths Circles Chord & Diameter

Chord & Diameter

Take any two points P & Q on Circle & join these two points to get Chord PQ. There can be infinite number of chords in a given circle of various lengths.

Longest chord is called diameter & it passes through center & has length 2r. RS is the diameter in the figure shown. You can have infinite number of diameters for a given circle. All these diameters will be same length 2r.



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