SOLUTION: How can coordinate proof be used to prove two lines are parallel?

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Question 689758: How can coordinate proof be used to prove two lines are parallel?
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


The lines are parallel if and only if the slopes are equal.

John

Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
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