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Acute Angle Between Two Lines
For the acute angle between two lines:
$$\cos\theta=|l_1l_2+m_1m_2+n_1n_2|$$
Usage
- Used when the question asks for the smaller angle between two lines.
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Acute Angle Between Two Lines
For the acute angle between two lines:
$$\cos\theta=|l_1l_2+m_1m_2+n_1n_2|$$
Usage
- Used when the question asks for the smaller angle between two lines.
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