Equations of Parallel and Perpendicular Lines Review

Front

Are these lines parallel? y = 12x + 4, y = 12x + 14

Back

YES

Front

Are these lines perpendicular? y = (1/2)x + 2, y = -2x + 13

Back

YES

Front

Which line is perpendicular to y = 2x - 7? Options: y = -2x + 8, y = (1/2)x - 7, y = (-1/2)x + 2, y = 2x - 3

Back

y = (-1/2)x + 2

Front

If two lines are parallel, their slopes are ____________

Back

the same.

Front

What is the slope of the line parallel to y = 2x - 7?

Back

m = 2

Front

What is the slope of a line perpendicular to y = 3x + 1?

Back

m = -1/3

Front

Identify the slope of the line: y = -4x + 5

Back

m = -4

Front

What is the relationship between the slopes of two perpendicular lines?

Back

They are negative reciprocals of each other.

Front

Write the equation of a line parallel to y = 5x + 2 that passes through the point (1, 3).

Back

y = 5x - 2

Front

Write the equation of a line perpendicular to y = -1/2x + 4 that passes through the point (2, 1).

Back

y = 2x - 3