SOLUTION: Write an algebraic model to find the number of possible segments drawn using "n" points on a circle. This is the data #of points on circle---#of segments drawn 2-1 3-3 4-6

Question 333661: Write an algebraic model to find the number of possible segments drawn using "n" points on a circle.
This is the data
#of points on circle---#of segments drawn
2-1
3-3
4-6
5-10
6-15
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Write an algebraic model to find the number of possible segments drawn using "n" points on a circle.
This is the data
#of points on circle---#of segments drawn
2-1= (2*1)/2
3-3= (3*2)/2
4-6= (4*3)/2
5-10=(5*4)/2
6-15=(6*5)/2
---
n points -(n)(n-1)/2 segments
================================
Cheers,
Stan H.

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