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What is the inclination of a line which is parallel to y-axis?

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in Mathematics - Class 11 by (789k points)
What is the inclination of a line which is parallel to y-axis?

(a) 0°

(b) 180°

(c) 45°

(d) 90°

This question was addressed to me at a job interview.

This intriguing question comes from Slope of a Line in division Straight Lines of Mathematics – Class 11

1 Answer

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Best answer
Right choice is (d) 90°

Explanation: If a line is parallel to y-axis then angle formed by it with x-axis is 90°. So, its inclination is 90°.

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