Functions
TAN
Tangent of an angle in radians
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When to use it
When should I use TAN?
Use TAN when you need the tangent of an angle in radians, such as computing slopes, angles of inclination, or trigonometric projections.
Used in
Syntax
TAN(angle)Examples
=TAN(PI()) // => -1.2246467991473532e-16
=TAN(1) // => 1.5574077246549023