Pair Of Straight Lines Question 3

Question: . The angle between the lines $ xy=0 $ is

[MP PET 1990, 92]

Options:

A) $ 45^{o} $

B) $ 60^{o} $

C) $ 90^{o} $

D) $ 180^{o} $

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Answer:

Correct Answer: C

Solution:

$ xy=0 $ represents two coordinate axes and hence angle between them is $ 90^{o} $ .