Trigonometry Examples

sin (\frac{7 π}{8})

$\sin (\frac{7 π}{8})$

Step 1

The unit circle can be used to find the values for exact angles.

Not an exact value

⎡ ⎢ ⎣ \begin{matrix} x^{2} & \frac{1}{2} \sqrt{π} & \int x d x \end{matrix} ⎤ ⎥ ⎦

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