What is the slope of this line?

What is the slope of this line?


Find the slope of the two points: (1,2) and (-3,4)
Find the slope of the two points: (0,0) and (5,2)

Organize the following equations as proportional or non-proportional relationships. Make sure to organize all the equations.
Proportional Relationship
Non-Proportional Relationships
Triangle ABC ~ Triangle A'B'C'
What does the "~" mean when comparing two shapes?