March 2003
Intermediate to advanced
512 pages
14h 30m
English
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Name
Tan Function
Syntax
Tan(number)numberUse: 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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