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thisbegaby
10.08.2021 •
Mathematics
In my circus/carnival knife throwing act, 95% of the time I hit the target that my assistant is tied to and not my assistant. If I throw 20 knifes what is the probability that I will hit my assistant exactly 3 out of those twenty times
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Ответ:
A=4πr²
radius of our sphere is 4 inches, thus plugging the value in the formula we get
A=4×π×4²
A=201.06
simplifying
A=201.1in²