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Mathematics 20 Online
OpenStudy (anonymous):

A simple dartboard has three areas… the main board has a radius of 9 inches, there is a circle with a radius of 6 inches, and the bullseye has a radius of 2 inches. What is the probability of a random dart landing inside the bullseye?

OpenStudy (anonymous):

probably of dart always going in main board is 1?

OpenStudy (anonymous):

assuming yes, just divide the area of bull eye by area of main board

OpenStudy (anonymous):

u=yes i know my dart board is ugly... just go with it.

OpenStudy (anonymous):

very nice

OpenStudy (anonymous):

so 4.93 %

OpenStudy (anonymous):

haha thank you :) i drew it in 30 seconds... its a pretty terrible diagram.

OpenStudy (anonymous):

or just keep it in decimal form .0493

OpenStudy (anonymous):

thanks guys! i knew how to d it just my calculator doesnt do pi....

OpenStudy (anonymous):

you don't have to worry, since Pi cancel out

OpenStudy (anonymous):

yea... and if it doesnt have a pi button you could always use 3.14

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