Math, asked by Anonymous, 4 months ago

Find the number of line segments, without actually counting them , for the number of points 7,8 and 9 marked on the same line.

Answers

Answered by Alextanwar

7

for 7 = 7 × (7-1) / 2 = 42/2 = 21 segments

for 8 = 8× (8-1) /2= 56/2= 28 line segments

for 9 = 9×(9-1)/2= 72/2= 36 line segments

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Answered by shhxdjaln

8

Step-by-step explanation:

7 = 21 segments

8 = 28 segments

9 = 36 segments.

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