Parallel and Perpendicular Lines

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

Tags

CCSS.HSA.CED.A.2

CCSS.HSG.GPE.B.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

Tags

CCSS.HSG.GPE.B.5

If two lines are perpendicular to each other their slopes are ____________

• the same.

• negative reciprocals of each other.

Tags

CCSS.HSG.CO.A.1

Write an equation of a line that passes through the point (5,-1) and is parallel to the line y = (-3/5)x -3

• y = (-3/5)x + 2
• y = (-3/5)x -2
• y = (3/5)x + 2
• y = (5/3) + 2

Tags

CCSS.HSG.GPE.B.5

If two lines are parallel their slopes are  ____________

• the same.
• negative reciprocals of each other.

Tags

CCSS.8.EE.B.6

Write an equation of a line perpendicular to y = 2x + 3 through (-2, 4)

• y = -3/2x + 3
• y = 3/2x + 3
• y = -1/2x + 3
• y = 3x - 3/2

Write an equation of a line perpendicular to y = -1/5x + 5 through (-1, -3)

• y = 5x + 2
• y = -5x - 5
• y = -5x + 2
• y = 2x - 5

Choose the equation that is parallel to:

• y = 3x + 1
• y = 1/3 x + 1
• y = - 1/3 x + 1
• y = x - 3

Choose the equation that is perpendicular to:

• y = 3x + 1
• y = 1/3 x + 1
• y = - 1/3 x + 1
• y = x - 3

Write the equation in point-slope form of the line that passes through the given point and has the given slope.
(4, -7); m = -1/4

• y + 7 = -1/4(x - 4)
• y - 4 = -1/4(x + 7)
• y + 7 = 4(x - 4)
• y - 7 = -1/4(x - 4)

Tags

CCSS.HSA.CED.A.2

CCSS.HSG.GPE.B.5