Question

The inclination of the line whose slope is zero is

• A. $0^0$
• B. ${30}^0$
• C. ${60}^0$

Answer 1

The correct option is A $0^0$

Given that slope is zero.
$⟹m=0\therefore tan\theta =0$
$⟹tan\theta =tan{0}^0$
$⟹\theta =0^0$
$\therefore$ Inclination is $0^0$.