What slope makes a line perpendicular to y = 2x + 7?
Two lines can look very different and still be perfect partners. The slope alone tells you whether they are parallel or perpendicular.
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1 lesson for “Parallel and perpendicular lines”
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Why can't I just add 7 and 5?
Maya added -7 and 5 and got 12. She counted the sizes of both numbers but forgot that they move in opposite directions.
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