1300_section2o5

1300_section2o5 - Section 2.5 Parallel and Perpendicular...

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1 Section 2.5 – Parallel and Perpendicular Lines: Two lines with slopes m 1 and m 2 are parallel if and only if m 1 = m 2 . Two lines with slopes m 1 and m 2 are perpendicular if and only if m 1 m 2 = -1. m 1 =2 m 2 = 2 m 1 = 2 m 2 = -1/2
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2 If you have a line with slope 5; Any line that is parallel to this line has slope: ________. Any line that is perpendicular to this line has slope: ________. If you have a line with slope -6; Any line that is parallel to this line has slope: ________. Any line that is perpendicular to this line has slope: ________. If you have a line with slope 2/5; Any line that is parallel to this line has slope: ________. Any line that is perpendicular to this line has slope: ________. 1. State whether the following lines are parallel, perpendicular, neither or the same. 1 4 - = x y 2 4 + = x y 2. State whether the following lines are parallel, perpendicular, neither, or the same. 2
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1300_section2o5 - Section 2.5 Parallel and Perpendicular...

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