Precalculus Examples

$- 0.38461538$

Step 1

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

$(- 0.38461538) \cdot \frac{180 °}{π}$

Step 2

Multiply $(- 0.38461538) \frac{180}{π}$ .

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Step 2.1

Combine $- 0.38461538$ and $\frac{180}{π}$ .

$\frac{- 0.38461538 \cdot 180}{π}$

Step 2.2

Multiply $- 0.38461538$ by $180$ .

$\frac{- 69.2307684}{π}$

Step 3

Move the negative in front of the fraction.

$- \frac{69.2307684}{π}$

Step 4

Replace $π$ with an approximation.

$- \frac{69.2307684}{3.14159265}$

Step 5

Divide $69.2307684$ by $3.14159265$ .

$- 1 \cdot 22.036838$

Step 6

Multiply $- 1$ by $22.036838$ .

$- 22.036838$

Step 7

Convert to a decimal.

$- 22.036838 °$