Slope from 2 points

Front

What is the formula to calculate 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 of the line that passes through the points (10, 1) and (5, 2).

Back

-1/5

Front

What does a slope of 0 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

If the slope of a line is positive, what does that indicate about the direction of the line?

Back

The line rises from left to right.

Front

If the slope of a line is negative, what does that indicate about the direction of the line?

Back

The line falls from left to right.

Front

What is the slope of a line that goes through the points (1, 2) and (1, 5)?

Back

Undefined

Front

What is the slope of a line that goes through the points (3, 3) and (7, 3)?

Back

0