7 points lie on a circle. How many chords can be drawn through them?  (A chord is a line that passes through 2 points on a circle.)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.2: Graphs Of Equations
Problem 48E
Question
7 points lie on a circle. How many chords can be drawn through them?  (A chord is a line that passes through 2 points on a circle.)
 

 

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