Trigonometry Examples

$10 \cdot \sin (30)$

Step 1

The exact value of $\sin (30)$ is $\frac{1}{2}$ .

$10 \cdot \frac{1}{2}$

Step 2

Cancel the common factor of $2$ .

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Step 2.1

Factor $2$ out of $10$ .

$2 (5) \cdot \frac{1}{2}$

Step 2.2

Cancel the common factor.

$2 \cdot 5 \cdot \frac{1}{2}$

Step 2.3

Rewrite the expression.

$5$

$5$

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