Precalculus Examples

$\frac{13 π}{90}$

Step 1

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

$\frac{13 π}{90 °} \cdot \frac{π}{180 °}$ radians

Step 2

Multiply $\frac{13 π}{90} \cdot \frac{π}{180}$ .

Tap for more steps...

Step 2.1

Multiply $\frac{13 π}{90}$ by $\frac{π}{180}$ .

$\frac{13 π π}{90 \cdot 180}$ radians

Step 2.2

Raise $π$ to the power of $1$ .

$\frac{13 (π π)}{90 \cdot 180}$ radians

Step 2.3

Raise $π$ to the power of $1$ .

$\frac{13 (π π)}{90 \cdot 180}$ radians

Step 2.4

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$\frac{13 π^{1 + 1}}{90 \cdot 180}$ radians

Step 2.5

Add $1$ and $1$ .

$\frac{13 π^{2}}{90 \cdot 180}$ radians

Step 2.6

Multiply $90$ by $180$ .

$\frac{13 π^{2}}{16200}$ radians