<p>Given that $\cos \theta = \frac{2}{7}$ and $\theta$ is acute, without using a calculator, find,</p>
<ol class="abc-list"><li><div class="list-item-content"><span class="list-item-text">$\sec \theta$,</span></div></li><li><div class="list-item-content"><span class="list-item-text">$\cot \theta$,</span></div></li><li><div class="list-item-paragraph">$\textbf{cosec} \theta$,</div></li></ol>
<p>exactly.</p>

Given that $\cos \theta = \frac{2}{7}$ and $\theta$ is acute, without using a calculator, find,

Finding Trigonometric Ratios

Finding Trigonometric Ratios

Video Solution: