Angle Between Line and Plane (sin φ = |d·n|/(|d||n|) where φ is angle between line and plane)
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sin φ = |d·n|/(|d||n|) where φ is angle between line and plane
What each symbol means
| Symbol | What it stands for |
|---|---|
| d | Line direction |
| n | Plane normal |
When to use this
φ is complement to angle between d and n: sin φ = cos(angle(d,n)) in acute sense.