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Perpendicular Lines
Two lines with direction vectors $$\vec d_1$$ and $$\vec d_2$$ are perpendicular if:
$$\vec d_1\cdot\vec d_2=0$$
Usage
- Used to test perpendicularity of lines using their direction vectors.
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Perpendicular Lines
Two lines with direction vectors $$\vec d_1$$ and $$\vec d_2$$ are perpendicular if:
$$\vec d_1\cdot\vec d_2=0$$
Usage
- Used to test perpendicularity of lines using their direction vectors.
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