Slope of Parallel and Perpendicular

• parallel

• same

• perpendicular

• different

Which equation describes the line that passes through the point (4,7) and it is perpendicular to the equation represented by the graph?

Which equation describes the line that passes through the point (2,-1) and it is parallel to the equation represented by the graph?

Which equation describes the line that passes through the point (2,-1) and it is parallel to the equation represented by the graph?

Parallel lines have

• same slope

• different slope (reciprocate)

Tags

CCSS.8.EE.B.5

• y = 5x + 2

• y = -5x + 6

• y = -6x + 5

• y = 5x - 6

Which equation is perpendicular to:
 y = -6x +2

• y = 6x +1

• y = 1/6x +4

• y = -6x +3

• y = -1/6x +5

Write an equation of a line that passes through the point (-9,2) and is perpendicular to the line y = 3x - 12

• y = (-1/3)x - 1

• y = (1/3)x - 2

• y = -3x + 12

• y = 3x - 1

Write an equation of a line that passes through the point (7,10) and is perpendicular to the line y = (1/2)x - 9

• y = -2x - 24

• y = -2x + 12

• y = -2x  + 24

• y = (1/2)x - 12

Which equation is parallel to:
y = 5/7x +2

• y = -7/5x +1

• y = 7/5x +4

• y = -5/7x -3

• y = 5/7x +5