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Find the value of the combination. How many straight lines can be drawn through 20 points, of which no three lie on any one straight line?

Find the value of the combination. How many straight lines can be drawn through 20 points, of which no three lie on any one straight line?
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4 votes
Find the value of the combination.

How many straight lines can be drawn through 20 points, of which no three lie on any one straight line?

User Jstuartmilne
by
7.8k points

2 Answers

2 votes

Answer:

190

Explanation:

User Steve Hanov
by
8.1k points
4 votes
Using the formula 20(20-1)/2, we can get the answer. Plugging it in, we have (19*20)/2, which is 190
User Assassinbeast
by
8.3k points
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