Answer:
c
Step-by-step explanation:
150 is a good sample of a middle school and students at lunch is random again because most students eat lunch
Answer:
<u>It</u><u> </u><u>is</u><u> </u>
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Step-by-step explanation:

the answer to this question is 12 and 60
have a nice day
C. 452.16
use formula pir^2
12^2 = 144
144 x 3.14 = 452.16
I used pi as 3.14