Trigonometry Examples

$\frac{π}{4}$

Step 1

The supplement of $\frac{π}{4}$ is the angle that when added to $\frac{π}{4}$ forms a straight angle ( $π$ radians).

$π - \frac{π}{4}$

Step 2

To write $π$ as a fraction with a common denominator, multiply by $\frac{4}{4}$ .

$π \cdot \frac{4}{4} - \frac{π}{4}$

Step 3

Combine fractions.

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Step 3.1

Combine $π$ and $\frac{4}{4}$ .

$\frac{π \cdot 4}{4} - \frac{π}{4}$

Step 3.2

Combine the numerators over the common denominator.

$\frac{π \cdot 4 - π}{4}$

Step 4

Simplify the numerator.

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Step 4.1

Move $4$ to the left of $π$ .

$\frac{4 \cdot π - π}{4}$

Step 4.2

Subtract $π$ from $4 π$ .

$\frac{3 π}{4}$