Trigonometry Examples

$60$

Step 1

Take the cosine of $60$ .

$\cos (60)$

Step 2

The exact value of $\cos (60)$ is $\frac{1}{2}$ .

$\frac{1}{2}$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$