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Why is (sinA)^2+(cosA)^2=1? Here's the evidence

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Tiago
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Why is (sinA)^2+(cosA)^2=1? Here's the evidence Oct 6, 2017 12:31:42 GMT

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Post by Tiago on Oct 6, 2017 12:31:42 GMT

Why is (sinA)^2+(cosA)^2=1? Here's the evidence...

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