Scaling & Similarity
PP06 Directly Proportional Word Problems
PP05 Solving a Proportion Equation
Constant of Proportionality is ratio between two quantities Y and X (k=y/x)
SF05 Similar Figures_Missing Side
SF13 Similar_Triangles 1
SF14 Similar Triangles 2
The constant of proportionality and unit rate are the same thing.
If y is directly proportional to x, then the graph of y as a function of x will be a straight line. The constant of proportionality is the slope.
Proportional relationships (Review)
Two variables are proportional if a change in one is always accompanied by a change in the other.