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Trigonometry

Trigonometry is a branch of mathematics that studies triangles and the relationships between the lengths of their sides and the angles between those sides.

Contributors in Trigonometry

Trigonometry

正切值

Mathematics; Trigonometry

角度的正切值是長度的另一側的相鄰邊長度的比率

余弦

Mathematics; Trigonometry

角度的余弦值是斜邊的長度的相鄰邊長度的比值。

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