# 4.08 Graphing lines

## Interactive practice questions

Which of the following is the correct description of 'Slope'?

$\frac{\text{Horizontal rise}}{\text{Vertical run}}$Horizontal riseVertical run

A

$\frac{\text{Vertical rise}}{\text{Horizontal run}}$Vertical riseHorizontal run

B

$\frac{\text{Horizontal run}}{\text{Vertical rise}}$Horizontal runVertical rise

C

$\frac{\text{Vertical run}}{\text{Horizontal rise}}$Vertical runHorizontal rise

D

$\frac{\text{Horizontal rise}}{\text{Vertical run}}$Horizontal riseVertical run

A

$\frac{\text{Vertical rise}}{\text{Horizontal run}}$Vertical riseHorizontal run

B

$\frac{\text{Horizontal run}}{\text{Vertical rise}}$Horizontal runVertical rise

C

$\frac{\text{Vertical run}}{\text{Horizontal rise}}$Vertical runHorizontal rise

D
Easy
Less than a minute

What does $m$m stand for in the equation of a line $y=mx+b$y=mx+b?

State the slope and $y$y-intercept of the equation, $y=4x-6$y=4x6

State the slope and $y$y-intercept of the equation, $y=8x-1$y=8x1

### Outcomes

#### 8.AF.5

Interpret the equation y = mx + b as defining a linear function, whose graph is a straight line; give examples of functions that are not linear. Describe similarities and differences between linear and nonlinear functions from tables, graphs, verbal descriptions, and equations.