How many rays can be drawn from 8 collinear points?
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How many rays can be drawn from 8 collinear points?
How many rays can be drawn from 8 collinear points?
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Answer:
Explanation: If you think about it, determining a line requires two points. For n non-collinear points, the number of lines that are determined is the number of ways you can choose two points from the n points, without regarding order. In other words, the answer is 8C2=(82)=28
Step-by-step explanation:
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