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24-02-2021
Mathematics

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Why is it important to be careful of the order of the two letters used when naming a ray?

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manhartbilly manhartbilly

24-02-2021

Answer:

Because one letter represents an endpoint and the other doesn't.

Step-by-step explanation:

Ray AB starts at endpoint A and goes through point B and then on, indefinitely.

Ray BA starts at endpoint B and goes through point A and then on, indefinitely.

They 'point' in opposite directions.

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