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The slope of line r = 5 and the slope of line s = -5. Are the lines parallel, perpendicular or neither?

User Dilfish
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Answer:

Neither, if they are parallel they slope would be the same, and if they were perpendicular one of the slopes would be -1/5 so I am pretty sure it is neither. (I also graphed it and it didn't look perpendicular or parallel)

Explanation:

User Crystel
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