Graphing Lines and Slope

Front

What is the slope of a vertical line?

Back

Undefined

Front

What is the slope of a horizontal line?

Back

0

Front

What is the formula to calculate slope?

Back

Slope (m) = rise/run

Front

Convert the equation 2y - 4x = -12 to y = mx + b form.

Back

y = 2x - 6

Front

What does the y-intercept represent in a graph?

Back

The point where the line crosses the y-axis.

Front

What is the y-intercept in the equation y = -2x?

Back

0

Front

If a line has a slope of -5/3, what does this indicate about its direction?

Back

The line descends from left to right.

Front

What is the slope of the line represented by the points (2, 3) and (4, 1)?

Back

-1

Front

What does a positive slope indicate about a line?

Back

The line rises from left to right.

Front

What is the slope of the line represented by the points (1, 2) and (1, 5)?

Back

Undefined