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## tan(rad)

#### Description

Calculates the tangent of an angle (in radians). The result will be between negative infinity and infinity.

#### Parameters

rad: the angle in radians (float)

#### Returns

The tangent of the angle (double)

#### Note

Serial.print() and Serial.println() do not currently support printing floats.

#### See also

- sin()
- cos()
- float
- double

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