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掌握正弦定理与余弦定理,你也可以成为数学高手!
首先,让我们来回顾一下正弦定理。正弦定理指出,在任意三角形ABC中,边长a、b、c分别对应于角A、B、C,则有:a/sin(A) = b/sin(B) = c/sin(C)。这个定理 ...
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