The condition a1a + b1b + c1c = 0 is for a plane and a line are _____ to each other.

(a) integral

(b) parallel

(c) perpendicular

(d) concentric

This question was addressed to me in an online quiz.

The doubt is from Three Dimensional Geometry topic in portion Three Dimensional Geometry of Mathematics – Class 12

NCERT Solutions for Subject Clas 12 Math Select the correct answer from above options

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