Slope (Junior Cert Mathematics): Flashcards

How steep a line is on the Cartesian Plane

Line goes up from left to right

Line goes down from left to right

Vertical change (up or down)

Horizontal change (left or right)

$\frac{\text{Rise}}{\text{Run}}$

$\frac{y_2 - y_1}{x_2 - x_1}$

Line is perfectly horizontal

Line is vertical

Division by zero

Use brackets, especially with negative numbers

How steep a line is and which direction it goes