Question

Inclination of a line parallel to x axis is _____.

• A. 0 degree
• B. 90 degree
• C. 80 degree
• D. 40 degree

Answer 1

The correct option is A

0 degree

$tan\theta =m$
$tan{0}^{\circ }=0$
Inclination of a line parallel to x axis is 0 degree.