Description |
The Sin function is a mathematical function giving the Sine value of a Number value given radians.
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| Notes | The System unit supports only the following angular functions:
ArcTan
Sin
Cos
| | Related commands | ArcCos | | The Arc Cosine of a number, returned in radians | ArcSin | | The Arc Sine of a number, returned in radians | ArcTan | | The Arc Tangent of a number, returned in radians | Cos | | The Cosine of a number | Tan | | The Tangent of a number |
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Download this web site as a Windows program.
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Example code : Get the Sine of 30 degrees | var
float : single;
begin
 // The Sine of 30 degrees = 0.5
float := Sin(PI/6); // = 180/6 = 30 degrees
ShowMessage('Sin(PI/6) = '+FloatToStr(float));
end;
| Show full unit code | Sin(PI/6) = 0.5 |
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