Trigonometry Examples

$\frac{π}{6}$

Step 1

Convert the radian measure to degrees.

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Step 1.1

To convert radians to degrees, multiply by $\frac{180}{π}$ , since a full circle is $360 °$ or $2 π$ radians.

$(\frac{π}{6}) \cdot \frac{180 °}{π}$

Step 1.2

Cancel the common factor of $π$ .

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Step 1.2.1

Cancel the common factor.

$\frac{π}{6} \cdot \frac{180}{π}$

Step 1.2.2

Rewrite the expression.

$\frac{1}{6} \cdot 180$

Step 1.3

Cancel the common factor of $6$ .

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Step 1.3.1

Factor $6$ out of $180$ .

$\frac{1}{6} \cdot (6 (30))$

Step 1.3.2

Cancel the common factor.

$\frac{1}{6} \cdot (6 \cdot 30)$

Step 1.3.3

Rewrite the expression.

$30$

Step 1.4

Convert to a decimal.

$30 °$

Step 2

The angle is in the first quadrant.

Quadrant $1$

Step 3