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How many chords can be drawn …

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How many chords can be drawn through 21 points on a circle?
  • 3 answers

Ujjwal Prajapati 6 years, 1 month ago

210

Gaurav Kumar 6 years, 1 month ago

There are 21 points on circle The chord is make only by 2 points So, Its (21)C(2) Soln, 21*20/2*1 Is 210 I hope this is useful

Chirag Saini 6 years, 1 month ago

210
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