Parallel & Perpendicular Lines

[nycmathguy]

Section 1.3
Questions 66 & 70

See attachment.

Seeking steps only.

 

[MathLover1]

parallel lines have same slope
perpendicular lines have a slope negative reciprocal to each other

so, find slopes and compare them

 

[nycmathguy]

parallel lines have same slope
perpendicular lines have a slope negative reciprocal to each other

so, find slopes and compare them

Find slopes and compare them. Ok. Easy.