Illustrative Math Unit 3

Front

What is the point where a graph crosses the y-axis called?

Back

Vertical Intercept

Front

What is a relationship between two quantities where one quantity has a constant rate of change with respect to the other?

Back

Linear Relationship

Front

What type of slope does a vertical line have?

Back

Undefined

Front

What is the slope of a line that rises 20 units for every 1 unit it runs?

Back

20

Front

What is the equation of a horizontal line that crosses the y-axis at 4?

Back

y = 4

Front

What is the slope of a line that goes down from left to right?

Back

Negative Slope

Front

What is the slope of a line that goes up from left to right?

Back

Positive Slope

Front

What is the slope of a horizontal line?

Back

Zero Slope

Front

What does the slope of a line represent?

Back

The rate of change between the y and x values.

Front

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

Back

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