The condition ( frac {a}{a1} = frac{b}{b1} = frac{c}{c1} ) is for a – McqOptions

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1.	The condition ( frac {a}{a1} = frac{b}{b1} = frac{c}{c1} ) is for a plane and a line are _____ to each other.
A.	perpendicular
B.	parallel
C.	differential
D.	tangential
Answer» B. parallel

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