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Answer: Rachel's prediction is faster than the actual unit rate, and Theadore's prediction is slower.
Answer:14
Step-by-step explanation:
First you have to use the formula which is r to the second times height times pi
You would do 4 times 2 equals 8 then multiply 8 times 10 equals 80 then multiply that answer times 3.14 then your answer is 251.2