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Mathematics 17 Online
OpenStudy (anonymous):

Essay; show all work. A simple dartboard has three areas… the main board has a radius of 9 inches, there is a circle with a radius of 5 inches, and the bullseye has a radius of 3 inches. What is the probability of a random dart landing inside the bullseye?

OpenStudy (jim766):

first you need to find the area of the main board A = Pi *r^2

OpenStudy (jim766):

then find the area of the bullseye using same formula

OpenStudy (jim766):

do you know how to find the area of a circle?

OpenStudy (jim766):

do you know what pi is?

OpenStudy (anonymous):

would this b right p=pie area of the bulls eye divided by area of the dart board p*3(2) / p*9(2) 9p = 1 ------ 81p=9 1 out of 9 is the probability or 0.1111

OpenStudy (jim766):

looks nice!

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