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Math help?
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What do you know about getting the area of a circle, first of all?
I completely forgot, thats why I need help. :/
Alright, what is your radius of this semicircle?
Ah, ok. Well, i'm sure @ThisGirlPretty can help, as well. I am not really good at my math goods lol
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Or Tiger ^^
11cm?
Radius of a semicircle, or circle, is from the middle to edge. This image shows the full length. What do we need to do find the radius?
we us the formula A = (Pi*r^2)/2.?
use*
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Alright but what do we need to do to find the radius first?
No idea.
Whats half of 11mm?
5.5
Correct. Now put that in your formula
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A=(3.14*5.5^2)2
Now simplify
189.97
I believe that is your answer
Thanks!
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