Write Equations of Parallel and Perpendicular Lines

Write Equations of Parallel and Perpendicular Lines

Open Ended

What is slope again?

Multiple Select

What are parallel lines?

• Lines that never touch

• Lines with the same slope

• Lines with opposite reciprocal slopes

• Lines that intersect and form a right angle

Multiple Select

What are perpendicular lines?

• Lines that never touch

• Lines with the same slope

• Lines with opposite reciprocal slopes

• Lines that intersect and form a right angle

Multiple Choice

What is the slope to the line parallel to:

y = (1/2)x + 7

• 1/2

• -1/2

• 2/1

• -2/1

Multiple Choice

What is the slope to the line parallel to:

y = (2)x - 3

• 1/2

• -1/2

• 2/1

• -2/1

Multiple Choice

What is the slope to the line perpendicular to:

y = (1/2)x + 1

• 1/2

• -1/2

• 2/1

• -2/1

Multiple Choice

What is the slope to the line perpendicular to:

y = (2)x - 9

• 1/2

• -1/2

• 2/1

• -2/1

Multiple Choice

Are these lines parallel, perpendicular, or not related?

y = -x + 5 and y = -x + 9

• Parallel

• Perpendicular

• None

Multiple Choice

Are these lines parallel, perpendicular, or not related?

2x + 6y = -3 and y = 3x - 8

• Parallel

• Perpendicular

• None

Multiple Choice

Are these lines parallel, perpendicular, or not related?

x + 2y = 7 and 4x - y = 6

• Parallel

• Perpendicular

• None