Parallel and Perpendicular Lines

Front

What does "m" represent in y=mx+b?

Back

slope

Front

What does 'b' represent in y=mx+b?

Back

y-intercept

Front

What is the slope in the equation:  y=4x+3

Back

4

Front

Slopes of parallel lines are...

Back

the same.

Front

Slopes of perpendicular lines are...

Back

opposite reciprocals.

Front

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

Back

Parallel

Front

-6x + y = 2
6x + y = 2
These lines are...

Back

Neither

Front

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

Back

Perpendicular

Front

What is the slope of a line parallel to the line whose equation is: -2x + y = -7?

Back

2

Front

What is the slope of a line perpendicular to the line whose equation is: -2x + y = -7?

Back

-1/2