forked from amazingfate/help
83 lines
5.8 KiB
XML
Executable File
83 lines
5.8 KiB
XML
Executable File
<?xml version="1.0" encoding="UTF-8"?>
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<!--***********************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: 03080103.xhp,v $
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*
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* $Revision: 1.3 $
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*
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* last change: $Author: rt $ $Date: 2005-09-07 16:05:27 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************-->
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<helpdocument version="1.0">
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<meta>
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<topic id="textsbasicshared03080103xml" indexer="include" status="PUBLISH">
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<title id="tit" xml-lang="en-US">Sin Function [Runtime]</title>
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<filename>/text/sbasic/shared/03080103.xhp</filename>
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</topic>
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<history>
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<created date="2003-10-31T00:00:00">Sun Microsystems, Inc.</created>
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<lastedited date="2004-08-24T14:25:31">converted from old format - fpe</lastedited>
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</history>
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</meta>
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<body>
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<section id="sin">
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<bookmark xml-lang="en-US" branch="index" id="bm_id3153896"><bookmark_value>Sin function</bookmark_value>
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</bookmark>
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<paragraph role="heading" id="hd_id3153896" xml-lang="en-US" level="1" l10n="U" oldref="1"><link href="text/sbasic/shared/03080103.xhp" name="Sin Function [Runtime]">Sin Function [Runtime]</link></paragraph>
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<paragraph role="paragraph" id="par_id3149456" xml-lang="en-US" l10n="U" oldref="2">Returns the sine of an angle. The angle is specified in radians. The result lies between -1 and 1.</paragraph>
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</section>
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<paragraph role="paragraph" id="par_id3153379" xml-lang="en-US" l10n="U" oldref="3">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>
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<paragraph role="paragraph" id="par_id3148798" xml-lang="en-US" l10n="U" oldref="4">Sin(Alpha) = side opposite the angle/hypotenuse</paragraph>
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<paragraph role="heading" id="hd_id3147230" xml-lang="en-US" level="2" l10n="U" oldref="5">Syntax:</paragraph>
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<paragraph role="paragraph" id="par_id3154909" xml-lang="en-US" l10n="U" oldref="6">Sin (Number)</paragraph>
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<paragraph role="heading" id="hd_id3156214" xml-lang="en-US" level="2" l10n="U" oldref="7">Return value:</paragraph>
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<paragraph role="paragraph" id="par_id3150870" xml-lang="en-US" l10n="U" oldref="8">Double</paragraph>
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<paragraph role="heading" id="hd_id3155132" xml-lang="en-US" level="2" l10n="U" oldref="9">Parameters:</paragraph>
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<paragraph role="paragraph" id="par_id3145786" xml-lang="en-US" l10n="U" oldref="10">
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<emph>Number:</emph> Numeric expression that defines the angle in radians that you want to calculate the sine for.</paragraph>
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<paragraph role="paragraph" id="par_id3155413" xml-lang="en-US" l10n="U" oldref="11">To convert degrees to radians, multiply degrees by Pi/180, and to convert radians to degrees, multiply radians by 180/Pi.</paragraph>
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<paragraph role="paragraph" id="par_id3149664" xml-lang="en-US" l10n="U" oldref="12">grad=(radiant*180)/pi</paragraph>
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<paragraph role="paragraph" id="par_id3153143" xml-lang="en-US" l10n="U" oldref="13">radiant=(grad*pi)/180</paragraph>
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<paragraph role="paragraph" id="par_id3151112" xml-lang="en-US" l10n="U" oldref="14">Pi is approximately 3.141593.</paragraph>
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<embed href="text/sbasic/shared/00000003.xhp#errorcode"/>
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<embed href="text/sbasic/shared/00000003.xhp#err5"/>
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<paragraph role="heading" id="hd_id3163712" xml-lang="en-US" level="2" l10n="U" oldref="15">Example:</paragraph>
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<paragraph role="paragraph" id="par_id3149482" xml-lang="en-US" l10n="U" oldref="16">REM In this example, the following entry is possible for a right-angled triangle:</paragraph>
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<paragraph role="paragraph" id="par_id3148577" xml-lang="en-US" l10n="U" oldref="17">REM The side opposite the angle and the angle (in degrees) to calculate the length of the hypotenuse:</paragraph>
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<paragraph role="paragraph" id="par_id3152941" xml-lang="en-US" l10n="U" oldref="18">Sub ExampleSine</paragraph>
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<paragraph role="paragraph" id="par_id3150011" xml-lang="en-US" l10n="U" oldref="19">REM Pi = 3.1415926 is a predefined variable</paragraph>
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<paragraph role="paragraph" id="par_id3153159" xml-lang="en-US" l10n="U" oldref="20">Dim d1 as Double</paragraph>
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<paragraph role="paragraph" id="par_id3154491" xml-lang="en-US" l10n="U" oldref="21">Dim dAlpha as Double</paragraph>
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<paragraph role="paragraph" id="par_id3145251" xml-lang="en-US" l10n="U" oldref="22">d1 = InputBox$ ("Enter the length of the opposite side: ","Opposite Side")</paragraph>
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<paragraph role="paragraph" id="par_id3148456" xml-lang="en-US" l10n="U" oldref="23">dAlpha = InputBox$ ("Enter the angle Alpha (in degrees): ","Alpha")</paragraph>
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<paragraph role="paragraph" id="par_id3153877" xml-lang="en-US" l10n="U" oldref="24">Print "The length of the hypotenuse is"; (d1 / sin (dAlpha * Pi / 180))</paragraph>
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<paragraph role="paragraph" id="par_id3150717" xml-lang="en-US" l10n="U" oldref="25">End Sub</paragraph>
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</body>
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</helpdocument>
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