Finding Slope from a Table, Graph, and Points

Front

What is the formula to find the slope (m) between two points (x1, y1) and (x2, y2)?

Back

m = (y2 - y1) / (x2 - x1)

Front

If a line rises from left to right, what type of slope does it have?

Back

Positive slope

Front

If a line falls from left to right, what type of slope does it have?

Back

Negative slope

Front

What does a slope of zero indicate about a line?

Back

The line is horizontal.

Front

What does an undefined slope indicate about a line?

Back

The line is vertical.

Front

Find the slope of the line that passes through the points (2, 3) and (4, 7).

Back

2

Front

Find the slope of the line that passes through the points (1, 2) and (1, 5).

Back

Undefined slope

Front

Find the slope of the line that passes through the points (3, 4) and (6, 4).

Back

0 (zero slope)

Front

What is the slope of a line represented by the equation y = 2x + 3?

Back

2

Front

What is the slope of a line represented by the equation y = -1/2x + 4?

Back

-1/2