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

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

$\sec \left( \frac{\pi}{2} - \theta \right)$,

$\cot \left( \frac{\pi}{2} - \theta \right)$,

$\cosec \left( \frac{\pi}{2} - \theta \right)$,

$\textbf{cosec} \left( \frac{\pi}{2} - \theta \right)$,

Trigonometric Functions and Graphs - General

Trigonometric Functions and Graphs

A Math

IP Math

International Baccalaureate Standard Level Mathematics

Trigonometric Functions and Graphs - Trigonometric Functions and Graphs - General

Question 19ed3c8a

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