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4 Cards in this Set
- Front
- Back
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What is the definition of slope or grade?
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the steepness of a line on a Cartesian plane
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What is the formula for slope? (Use "/" for fraction bars or "over" symbols.)
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Look at the picture above.
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When you calculate slope, is it required to subtract the x and y values in the same order?
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Yes, because if you do not, the math will get confusing, and your denominator might end up being negative, and it would be wrong. Look at the picture above, if you do not understand.
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What is the difference between parallel and perpendicular lines when dealing with slope?
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Parallel lines have an equal steepness. Perpendicular lines have slopes that are negative reciprocals.
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