Math, asked by mi0523311, 18 days ago

how many (i) straight lines (ii)traingles are determined by 12 points , no three of which lie on the same straight line. ?
combination question
plz explain which method I use to solve this question

Answers

Answered by lisabk327

1

Step-by-step explanation:

The number of different straight lines that can be formed by joining the given 12 points. . 12C212×111×2=66.

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