Question

The slope of a line is denoted by $m$. Thus,

• A. $m=\tan \theta$
• B. $m=\tan \theta ,\theta \ne 90^{\circ }$
• C. $m=\tan \theta ,\theta \ne 0^{\circ }$
• D. None of these

Answer 1

Answer: (B)

The slope of a line is denoted by $m$. Thus, $m=\tan \theta$,
$\theta \ne 90^{\circ }\text{. }$