9.) a: The relationship between x and y is linear, as the line is straight and it passes through the orgin, and the values are proportional.
b: According to the graph, the drill team will have to pay $72 if they purchase 12 uniforms.(y=60x; 12=60(12))
10.) The relationship between x and y is nonlinear, as the line is not straight, nor pass through the orgin, which makes it also nonproportional.
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Answer:
a
Step-by-step explanation:
When you go from one side to the other side of the figure you are either multiplying or dividing by 4 :)
