10.4 Parallel and Perpendicular Lines
y + 5/7 x = -5
A line parallel to y = -5/7 x + 2 is ...
y = 2/3 x + 1
A line parallel to y = 2/3 x - 7 is ...
y=2x-3
A line perpendicular to y=-½x+3 is ...
y=¼x+1
A line perpendicular y=-4x+2 is ...
Yes because the lines are perpendicular.
Do these lines intersect? 3y=-x 3x=y
No because the lines are parallel.
Do these lines intersect? y-5=6x y-6x=-1
Neither
Parallel, Perpendicular, or Neither? 3x+2y=5 3y+2x=-3
Parallel
Parallel, Perpendicular, or Neither? y=3x+2 2y=6x-6
Perpendicular
Parallel, Perpendicular, or Neither? y=6 x=-2
Same Line
What best describes the relationship between the lines with equations y+6=-x and y+x=-6?
y=-½x+2
What is the equation of the line that is parallel to y=-½x+5 and passes through the point (-2,3)?
y=2x-9
What is the equation of the line that is parallel to y=2x-2 and passes through the point (2,-5)?
y -3/2 x-4
What is the equation of the line that is perpendicular to y=2/3x-5 and passes through the point (-2,-1)?
y=-2x+3
What is the equation of the line that is perpendicular to y=½x-1 and passes through the point (4,-5)?
