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Area above a chord.
Plugging in r = 1.01104 and θ = 98.33948 we get 0.37153. Now we subtract from .8109 - 0.37153 = 0.439369, which is close. See the drawing to check yours.
In mathematics, you don't understand things. You just get used to them.
No explanations, just DGA.
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Re: Area above a chord.
The limit operator is just an excuse for doing something you know you can't.
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