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高中数学三角函数基本公式,三角函数公式总结高中

头条共创 2024-07-06

1.等距关系

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2. 感应

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3. 和与差的计算公式

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4.双角公式

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5. 半角公式

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7. 正弦定理:

在三角形中,每条边与其对角的正弦之比相等。

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8.余弦定理:

三角形任意一边的平方等于另外两条边的平方和减去这两条边与角余弦乘积的两倍。换句话说:

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