Home › CBSE Class 11 › Mathematics › Coordinate Geometry › A line parallel to the x-axis has a slope of:
A line parallel to the x-axis has a slope of:
ATwo
BNine
CZero
DOne
Answer & Solution
Correct answer: C. Zero
1. Such a line has the same inclination as the x-axis.
2. That inclination is zero.
3. So its slope is zero.
_Source: NCERT Class 11 Mathematics, Chapter 10, Straight Lines._
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