Given a 3D vector, how to find the angle it forms with a plane?

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KingNothing

Say I'm given a random 3-dimensional vector, pointing from the origin. How can I find the angle it forms with a plane defined by two other vectors?

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D H

This looks like homework. If it is, you should have posted in the homework section -- and shown some work.

D H

Use the angle between the line and a normal to the plane.

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