The answer to this is C. 72
B: 78.50
If you plug in 5 for r, then you get 3.14 * 25, which is equal to 78.5
Hope this helps!
Answer:
8
Step-by-step explanation:

I believe it is C hope this helps
Answer:
A because (0,-6) is the y-intercept so you start at the point you know. Then because slope is a rise over run fraction the slope can also be written as 2/1 which is rise 2 over 1.
Step-by-step explanation:
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