1cdf0e10cSrcweir<?xml version="1.0" encoding="UTF-8"?> 2cdf0e10cSrcweir 3d33d0967SAndrew Rist<!--*********************************************************** 4cdf0e10cSrcweir * 5d33d0967SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 6d33d0967SAndrew Rist * or more contributor license agreements. See the NOTICE file 7d33d0967SAndrew Rist * distributed with this work for additional information 8d33d0967SAndrew Rist * regarding copyright ownership. The ASF licenses this file 9d33d0967SAndrew Rist * to you under the Apache License, Version 2.0 (the 10d33d0967SAndrew Rist * "License"); you may not use this file except in compliance 11d33d0967SAndrew Rist * with the License. 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The angle is specified in radians. The result lies between -1 and 1.</paragraph> 38cdf0e10cSrcweir</section> 39*19d85c05Smseidel<paragraph role="paragraph" id="par_id3153379" xml-lang="en-US" l10n="U">Using the angle Alpha, the Sin Function returns the ratio of the length of the opposite side of an angle to the length of the hypotenuse in a right-angled triangle.</paragraph> 40*19d85c05Smseidel<paragraph role="paragraph" id="par_id3148798" xml-lang="en-US" l10n="U">Sin(Alpha) = side opposite the angle/hypotenuse</paragraph> 41*19d85c05Smseidel<paragraph role="heading" id="hd_id3147230" xml-lang="en-US" level="2" l10n="U">Syntax:</paragraph> 42*19d85c05Smseidel<paragraph role="paragraph" id="par_id3154909" xml-lang="en-US" l10n="U">Sin (Number)</paragraph> 43*19d85c05Smseidel<paragraph role="heading" id="hd_id3156214" xml-lang="en-US" level="2" l10n="U">Return value:</paragraph> 44*19d85c05Smseidel<paragraph role="paragraph" id="par_id3150870" xml-lang="en-US" l10n="U">Double</paragraph> 45*19d85c05Smseidel<paragraph role="heading" id="hd_id3155132" xml-lang="en-US" level="2" l10n="U">Parameters:</paragraph> 46*19d85c05Smseidel<paragraph role="paragraph" id="par_id3145786" xml-lang="en-US" l10n="U"><emph>Number:</emph> Numeric expression that defines the angle in radians that you want to calculate the sine for.</paragraph> 47*19d85c05Smseidel<paragraph role="paragraph" id="par_id3155413" xml-lang="en-US" l10n="U">To convert degrees to radians, multiply degrees by Pi/180, and to convert radians to degrees, multiply radians by 180/Pi.</paragraph> 48*19d85c05Smseidel<paragraph role="paragraph" id="par_id3149664" xml-lang="en-US" l10n="U">grad=(radiant*180)/pi</paragraph> 49*19d85c05Smseidel<paragraph role="paragraph" id="par_id3153143" xml-lang="en-US" l10n="U">radiant=(grad*pi)/180</paragraph> 50*19d85c05Smseidel<paragraph role="paragraph" id="par_id3151112" xml-lang="en-US" l10n="U">Pi is approximately 3.141593.</paragraph> 51cdf0e10cSrcweir<embed href="text/sbasic/shared/00000003.xhp#errorcode"/> 52cdf0e10cSrcweir<embed href="text/sbasic/shared/00000003.xhp#err5"/> 53*19d85c05Smseidel<paragraph role="heading" id="hd_id3163712" xml-lang="en-US" level="2" l10n="U">Example:</paragraph> 54*19d85c05Smseidel<paragraph role="paragraph" id="par_id3149482" xml-lang="en-US" l10n="U">REM In this example, the following entry is possible for a right-angled triangle:</paragraph> 55*19d85c05Smseidel<paragraph role="paragraph" id="par_id3148577" xml-lang="en-US" l10n="U">REM The side opposite the angle and the angle (in degrees) to calculate the length of the hypotenuse:</paragraph> 56*19d85c05Smseidel<paragraph role="paragraph" id="par_id3152941" xml-lang="en-US" l10n="U">Sub ExampleSine</paragraph> 57*19d85c05Smseidel<paragraph role="paragraph" id="par_id3150011" xml-lang="en-US" l10n="U">REM Pi = 3.1415926 is a predefined variable</paragraph> 58*19d85c05Smseidel<paragraph role="paragraph" id="par_id3153159" xml-lang="en-US" l10n="U">Dim d1 as Double</paragraph> 59*19d85c05Smseidel<paragraph role="paragraph" id="par_id3154491" xml-lang="en-US" l10n="U">Dim dAlpha as Double</paragraph> 60*19d85c05Smseidel<paragraph role="paragraph" id="par_id3145251" xml-lang="en-US" l10n="U">d1 = InputBox$ ("Enter the length of the opposite side: ","Opposite Side")</paragraph> 61*19d85c05Smseidel<paragraph role="paragraph" id="par_id3148456" xml-lang="en-US" l10n="U">dAlpha = InputBox$ ("Enter the angle Alpha (in degrees): ","Alpha")</paragraph> 62*19d85c05Smseidel<paragraph role="paragraph" id="par_id3153877" xml-lang="en-US" l10n="U">Print "The length of the hypotenuse is"; (d1 / sin (dAlpha * Pi / 180))</paragraph> 63*19d85c05Smseidel<paragraph role="paragraph" id="par_id3150717" xml-lang="en-US" l10n="U">End Sub</paragraph> 64cdf0e10cSrcweir</body> 65cdf0e10cSrcweir</helpdocument> 66