Question

Find the inclination of the line ( in degrees ) whose slope is $1$

Answer 1

Slope of a line $m=\tan \theta$, where $\theta$ is the inclination of the line with the x - axis.
Given slope $=1$
$\tan \theta =1$
We know that $\tan {45}^0=1$
$=>\theta ={45}^0$
Inclination $={45}^0$