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OpenStudy (anonymous):
|dw:1360797626997:dw|
OpenStudy (anonymous):
i got 615m squared
OpenStudy (anonymous):
201.06m sound better?
OpenStudy (anonymous):
The area of a circle is:\[A = \pi \times r ^{2}\]
r, the radius is half of the diameter.
OpenStudy (anonymous):
To do this problem, first identify your diameter. That is the span of the circle, from side to side, and that is 16.
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OpenStudy (anonymous):
i got 113.04???
OpenStudy (anonymous):
Take half of that diameter, then square it. Take that resulting number and multiply it by pi, which is:\[\pi \]and you can use 3.14 for the value of pi.
OpenStudy (anonymous):
\[3.14\times 8^2=201?\] i rounded
OpenStudy (anonymous):
Very good!
OpenStudy (anonymous):
I said that -.-
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OpenStudy (anonymous):
omg thanks! im going to put another question up
OpenStudy (anonymous):
was it 201?
OpenStudy (anonymous):
You did very well!
OpenStudy (anonymous):
201m^2
OpenStudy (anonymous):
yay!
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OpenStudy (anonymous):
a standard dartboard has a diameter of 18in. what us its area to the nearst square in? i got 254 in^2
OpenStudy (anonymous):
Good job!
OpenStudy (anonymous):
yay!!
OpenStudy (anonymous):
And it is good that you now know HOW to get the answer instead of just receiving an answer.
OpenStudy (anonymous):
You did well and it was a pleasure working with you! thition and good luck to you in all of your studies! @alwaysasking13
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OpenStudy (anonymous):
*thx for the recognition!
OpenStudy (anonymous):
254 is correct.
OpenStudy (anonymous):
a culinart stdent decorates an 8in. diameter cake. find the area. i got 50in^2
OpenStudy (anonymous):
Another good job!
OpenStudy (anonymous):
yay
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OpenStudy (anonymous):
ok so this is a hard one!!
OpenStudy (anonymous):
You might want to start a new thread for each question because that way you can attract a bunch of helpers, all of which can offer help.