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10 questions from this quiz
When they are parallel
Substitute line into plane equation
Perpendicular to the plane
Lines that don't intersect & aren't parallel
n=b×d\mathbf{n} = \mathbf{b} \times \mathbf{d}n=b×d
∣tn∣|t\mathbf{n}|∣tn∣
Image & object equidistant from plane
At parameter 2t2t2t
When planes have opposite sign ppp values
It's perpendicular to the plane
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