C3-4.3 & Adv.7-13.3 (Graphing lines & Slope)

What is the ordered pair for point A?

• ( 2, 0)
• ( 0 , 2)
• (0, -2)
• (-2,0)

On the coordinate plane, which line is the y-axis?

• Horizontal Line (Side to Side)
• Vertical Line (Up and Down)

This lines has a __________ slope.

• Undefined

• Positive

• Negative

• No Slope

This line has a __________ slope.

• Negative

• Positive

• Undefined

• No Slope

Find the slope of the line.

• Undefined

• 0

• 2

• −1

Find the slope of the line.
Hint:  $\frac{\Delta y}{\Delta x}=\frac{rise}{run}$  

•  $\frac{1}{2}$  

•  $-\frac{1}{2}$  

•  $2$  
  

•  $0$  
  

Find the slope.
Hint:  $\frac{\Delta y}{\Delta x}=\frac{rise}{run}$    

•  $-\frac{5}{3}$  
  

•  $-\frac{3}{5}$  
  

•  $\frac{5}{3}$  
  

•  $\frac{3}{5}$  
  

Find the slope:

(−1, −9) and (5, −6)

• $-\frac{15}{4}$

• $\frac{1}{2}$
  

• $-\frac{3}{6}$
  

• $\frac{11}{3}$
  

Find the slope:

(−4, 3) and (−4, −7)

• $\frac{5}{4}$

• $-\frac{10}{8}$
  

• Zero

• Undefined

Answer explanation

 $m=\frac{\Delta y}{\Delta x}=\frac{3-\left(-7\right)}{-4-\left(-4\right)}=\frac{10}{0}$  

Which is the graph of y = −x + 2?

• A

• B

• C

• D