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The angle a line makes with the positive x-axis is its:
AInclination
BDeclination
CElevation
DDeviation
Answer & Solution
Correct answer: A. Inclination
1. The angle is measured from the positive direction of the x-axis.
2. It is taken anticlockwise from that direction.
3. That angle is called the inclination of the line.
_Source: NCERT Class 11 Mathematics, Chapter 10, Straight Lines._
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