(05.05 MC)
The graph shows the depth, y, in meters, of a shark from the surface of an ocean for a certain
amount of time, x, in minutes:
Distance vs. Time
189
168
147
126
Distance
from Ocean 105
Surface
(m)
84
63
42
21
0
C
B
1 2 3 4
Time (min)
Part A: Describe how you can use similar triangles to explain why the slope of the graph between
points A and B is the same as the slope of the graph between points A and C. (4 points)
Part B: What are the initial value and slope of the graph, and what do they represent? (6 points)
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