Parallel and Perpendicular Slopes

Front

Slopes of parallel lines are...

Back

identical.

Front

Slopes of perpendicular lines are...

Back

opposite reciprocals.

Front

y = 3x + 2
y = 3x - 3
These lines are...

Back

Parallel

Front

y = -2/3x + 2
y = 3/2x + 9
These lines are...

Back

Perpendicular

Front

Which two lines are parallel? Options: Line A and Line B, Line A and Line C, Line B and Line C

Back

Line A and Line B

Front

Which two lines are perpendicular? Options: Line A and Line B, Line B and Line C, Line A and Line C

Back

Line A and Line B

Front

The following two numbers are negative reciprocals of each other: 2 and -1/2

Back

True

Front

Find the slope of a line parallel to the line y = 2x + 4.

Back

2

Front

Find the slope of a line perpendicular to the line y = 2x + 4.

Back

-1/2

Front

Find the slope of a line parallel to the line y = ½x + 4

Back

1/2