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Equation of a plane from a normal

Planes

Concept 6 of 11 in Line and Plane

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Think about this

A flat sheet of glass passes through A(1,0,2)A(1, 0, 2) and is at right angles to a rod along i^+2j^+2k^\hat i + 2\hat j + 2\hat k. Does B(3,1,0)B(3, 1, 0) lie on the sheet?