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OpenStudy (asad786):
@StudyGurl14 need help
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OpenStudy (asad786):
@StudyGurl14
OpenStudy (studygurl14):
Okay, so you want to know how to find the area of a circle, correct?
OpenStudy (asad786):
yes
OpenStudy (asad786):
hello
OpenStudy (asad786):
take that same question how did he do it exactly
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OpenStudy (studygurl14):
Okay, so the formula of the area of a circle is \(\large r^2\pi\)
r = radius
OpenStudy (asad786):
whats the 2 for
OpenStudy (studygurl14):
That question said to find the area of a round glass table that has a diameter of 24
OpenStudy (asad786):
yes
OpenStudy (studygurl14):
Diameter is 2 times the radius, so to find the radius, you divide the diameter by 2.
24/2 = 12
radius = 12
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OpenStudy (asad786):
yes
OpenStudy (studygurl14):
So, using that information, and the formula, can you find the area?
OpenStudy (asad786):
12 times 3.14
OpenStudy (asad786):
right
OpenStudy (studygurl14):
No. You keep forgetting the square part.
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OpenStudy (studygurl14):
It is the radius SQUARED
OpenStudy (studygurl14):
How old are you?
OpenStudy (asad786):
12
OpenStudy (asad786):
whats the square
OpenStudy (studygurl14):
Have you ever heard of exponents?
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OpenStudy (asad786):
yes
OpenStudy (asad786):
its in pemdas
OpenStudy (studygurl14):
That's what the 2 is. It's an exponent of 2
OpenStudy (asad786):
oh 12 times 12 times 3.14
OpenStudy (studygurl14):
RIGHT
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OpenStudy (asad786):
oh thanks for the help
OpenStudy (studygurl14):
You're welcome. :)
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