Finding Slope From Two 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

Find the slope of the line that passes through the points (2, 4) and (6, 12).

Back

2

Front

Find the slope of the line that passes through the points (-2, 8) and (0, 8).

Back

0

Front

Find the slope given these points: (-8, 4) and (-5, 1).

Back

-1

Front

What does a slope of 0 indicate about a line?

Back

The line is horizontal.

Front

What does a positive slope indicate about a line?

Back

The line rises from left to right.

Front

What does a negative slope indicate about a line?

Back

The line falls from left to right.

Front

If the slope of a line is undefined, what does that mean?

Back

The line is vertical.

Front

Find the slope of the line that passes through the points (1, 2) and (3, 6).

Back

2

Front

What is the slope of the line that passes through the points (4, 5) and (4, 9)?

Back

Undefined