Delphi Basics : RadToDeg command

DelphiBasics

RadToDeg
Function

Converts a radian value to degrees

Math unit

function RadToDeg(const Radians Extended):Extended;

Description

The RadToDeg function is a mathematical function converting the Radians value into Degrees.

PI radians = 180 degrees

Related commands

CelsiusToFahrenheit		Convert a celsius temperature into fahrenheit
Convert		Convert one measurement value to another
DegToRad		Convert a degrees value to radians
FahrenheitToCelsius		Convert a fahrenheit temperature into celsius

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Example code : Use to display the result of an ArcSin calculation in degrees

var
  float : single;
begin
  // The ArcSin of 0.5 should give 30 degrees
  float := ArcSin(0.5);
  float := RadToDeg(float);  // Convert result to degrees
  ShowMessage('ArcSin of 0.5 = '+FloatToStr(float)+' degrees');
end;

Show full unit code

ArcSin of 0.5 = 30 degrees