Question

IF $sin\theta =cos\theta ,\theta$ is an acute angle then $tan\theta$ = _

• A. 2
• B. $\frac{1}{\sqrt{2}}$
• C. $\sqrt{2}$
• D. 1

Answer 1

The correct option is D 1

As $\tan \theta =\frac{\sin \theta }{\cos \theta }$

$\Rightarrow \tan \theta =1$

$\Rightarrow \left(D\right)$.