Question

How many different chords are determined by 8 distinct point laying on a circle?

Answer 1

Hello buddy..

As we know each chord has 2 points on the circle
HENCE TAKING IT IN THE TERMS OF 2 WE GET

In terms of combination, you need to calculate 8C2

= 8!/(6! x 2!)

=28 chords

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HOPE IT HELPS YOU BUDDY

Answer 2

4 chords, because every chords has 2 distinct points.