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VBScript in a Nutshell, 2nd Edition by Ron Petrusha, Matt Childs, Paul Lomax

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Name

Tan Function

Syntax

Tan (number)number

Use: Required

Data Type: Numeric expression

An angle in radians.

Return Value

A Double containing the tangent of an angle.

Description

Returns the ratio of two sides of a right-angle triangle.

Rules at a Glance

The returned ratio is derived by dividing the length of the side opposite the angle by the length of the side adjacent to the angle.

Programming Tips and Gotchas

  • You can convert degrees to radians using the following formula:

    radians = degrees * (pi/180)
  • You can convert radians to degrees using the following formula:

    degrees = radians * (180/pi)

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