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	<id>https://enciklopedija.cc/index.php?action=history&amp;feed=atom&amp;title=Trigonometrija</id>
	<title>Trigonometrija - Povijest promjena</title>
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	<updated>2026-09-02T22:34:26Z</updated>
	<subtitle>Povijest promjena ove stranice na wikiju</subtitle>
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	<entry>
		<id>https://enciklopedija.cc/index.php?title=Trigonometrija&amp;diff=517037&amp;oldid=prev</id>
		<title>WikiSysop: file-&gt;datoteka</title>
		<link rel="alternate" type="text/html" href="https://enciklopedija.cc/index.php?title=Trigonometrija&amp;diff=517037&amp;oldid=prev"/>
		<updated>2022-05-13T09:11:52Z</updated>

		<summary type="html">&lt;p&gt;file-&amp;gt;datoteka&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;col class=&quot;diff-content&quot; /&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;←Starija inačica&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Inačica od 13. svibanj 2022. u 09:11&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l32&quot;&gt;Redak 32:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Redak 32:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;===Jedinična kružnica i osnovne trigonometrijeske vrijednosti===&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;===Jedinična kružnica i osnovne trigonometrijeske vrijednosti===&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;File&lt;/del&gt;:Sin-cos-defn-I.png|right|thumb| Sinus i kosinus kuta θ definirani na [[Jedinična kružnica|jediničnoj kružnici]]]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Datoteka&lt;/ins&gt;:Sin-cos-defn-I.png|right|thumb| Sinus i kosinus kuta θ definirani na [[Jedinična kružnica|jediničnoj kružnici]]]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{| class=&amp;quot;wikitable&amp;quot;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{| class=&amp;quot;wikitable&amp;quot;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>WikiSysop</name></author>
	</entry>
	<entry>
		<id>https://enciklopedija.cc/index.php?title=Trigonometrija&amp;diff=13125&amp;oldid=prev</id>
		<title>WikiSysop: Bot: Automatski unos stranica</title>
		<link rel="alternate" type="text/html" href="https://enciklopedija.cc/index.php?title=Trigonometrija&amp;diff=13125&amp;oldid=prev"/>
		<updated>2021-07-25T05:39:15Z</updated>

		<summary type="html">&lt;p&gt;Bot: Automatski unos stranica&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Nova stranica&lt;/b&gt;&lt;/p&gt;&lt;div&gt;&amp;lt;!--&amp;#039;&amp;#039;&amp;#039;Trigonometrija&amp;#039;&amp;#039;&amp;#039;--&amp;gt;&amp;#039;&amp;#039;&amp;#039;Trigonometrija&amp;#039;&amp;#039;&amp;#039; ([[grčki|grč]]. &amp;#039;&amp;#039;trigonon&amp;#039;&amp;#039; = trokut + &amp;#039;&amp;#039;metron&amp;#039;&amp;#039; = mjera) je dio [[matematika|matematike]] koji proučava odnose među segmentima pravaca (dužinama) i [[kut]]ovima [[trokut]]a na [[ravnina|ravnini]] ([[ravninska trigonometrija]]) ili na površini [[kugla|kugle]] ([[sferna trigonometrija]]). Trigonometrijske funkcije su periodičke [[realna funkcija|realne funkcije]].&lt;br /&gt;
&lt;br /&gt;
[[Datoteka:Trokut (trigonometrija).svg|right]]&lt;br /&gt;
&lt;br /&gt;
Trigonometrijske funkcije su sljedeće: &lt;br /&gt;
&lt;br /&gt;
:&amp;lt;math&amp;gt; \sin A = {\mbox{a} \over \mbox{h}}&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Sinus]] [[kut]]a uz vrh A jednak je kvocijentu nasuprotne katete i hipotenuze pravokutnog [[trokut]]a.&lt;br /&gt;
&lt;br /&gt;
:&amp;lt;math&amp;gt; \cos A = {\mbox{b} \over \mbox{h}}&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Kosinus]] kuta uz vrh A jednak je kvocijentu priležeće katete i hipotenuze pravokutnog [[trokut]]a.&lt;br /&gt;
&lt;br /&gt;
:&amp;lt;math&amp;gt; \tan A = {\mbox{tg}  A} = {\mbox{a} \over \mbox{b}}&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Tangens]] [[kut]]a uz vrh A jednak je kvocijentu nasuprotne i priležeće katete pravokutnog trokuta. (&amp;#039;&amp;#039;u praksi se rabe dvije notacije: tg i tan za tangens&amp;#039;&amp;#039;)&lt;br /&gt;
&lt;br /&gt;
:&amp;lt;math&amp;gt; \cot A = {\mbox{ctg}  A} = {\mbox{b} \over \mbox{a}}&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Kotangens]] kuta uz vrh A jednak je kvocijentu priležeće i nasuprotne katete pravokutnog trokuta. (&amp;#039;&amp;#039;u praksi se rabe dvije notacije: ctg i cot za kotangens&amp;#039;&amp;#039;)&lt;br /&gt;
&lt;br /&gt;
Inverzne trigonometrijske funkcije su sljedeće:&lt;br /&gt;
&lt;br /&gt;
:&amp;lt;math&amp;gt; \arcsin {\mbox{a} \over \mbox{h}} = A&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Arcus Sinus]] kvocijenta nasuprotne katete i hipotenuze pravokutnog [[trokut]]a je [[kut]] uz vrh A.&lt;br /&gt;
&lt;br /&gt;
:&amp;lt;math&amp;gt; \arccos {\mbox{b} \over \mbox{h}} = A&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
[[Arcus Kosinus]] kvocijenta priležeće katete i hipotenuze pravokutnog [[trokut]]a jednak je kutu uz vrh A.&lt;br /&gt;
&lt;br /&gt;
===Jedinična kružnica i osnovne trigonometrijeske vrijednosti===&lt;br /&gt;
[[File:Sin-cos-defn-I.png|right|thumb| Sinus i kosinus kuta θ definirani na [[Jedinična kružnica|jediničnoj kružnici]]]]&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot;&lt;br /&gt;
|-&lt;br /&gt;
! Funkcija&lt;br /&gt;
! 0&lt;br /&gt;
! &amp;lt;math&amp;gt;\pi/6&amp;lt;/math&amp;gt;&lt;br /&gt;
! &amp;lt;math&amp;gt;\pi/4&amp;lt;/math&amp;gt;&lt;br /&gt;
! &amp;lt;math&amp;gt;\pi/3&amp;lt;/math&amp;gt;&lt;br /&gt;
! &amp;lt;math&amp;gt;\pi/2&amp;lt;/math&amp;gt;&lt;br /&gt;
! &amp;lt;math&amp;gt;2\pi/3&amp;lt;/math&amp;gt;&lt;br /&gt;
! &amp;lt;math&amp;gt;3\pi/4&amp;lt;/math&amp;gt;&lt;br /&gt;
! &amp;lt;math&amp;gt;5\pi/6&amp;lt;/math&amp;gt;&lt;br /&gt;
! &amp;lt;math&amp;gt;\pi&amp;lt;/math&amp;gt;&lt;br /&gt;
|-&lt;br /&gt;
! sinus&lt;br /&gt;
| 0&lt;br /&gt;
| &amp;lt;math&amp;gt;1/2&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;\sqrt{2}/2&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;\sqrt{3}/2&amp;lt;/math&amp;gt;&lt;br /&gt;
| 1&lt;br /&gt;
| &amp;lt;math&amp;gt;\sqrt{3}/2&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;\sqrt{2}/2&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;1/2&amp;lt;/math&amp;gt;&lt;br /&gt;
| 0&lt;br /&gt;
|-&lt;br /&gt;
! kosinus&lt;br /&gt;
| 1&lt;br /&gt;
| &amp;lt;math&amp;gt;\sqrt{3}/2&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;\sqrt{2}/2&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;1/2&amp;lt;/math&amp;gt;&lt;br /&gt;
| 0&lt;br /&gt;
| &amp;lt;math&amp;gt;-1/2&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;-\sqrt{2}/2&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;-\sqrt{3}/2&amp;lt;/math&amp;gt;&lt;br /&gt;
| -1&lt;br /&gt;
|-&lt;br /&gt;
! tangens&lt;br /&gt;
| 0&lt;br /&gt;
| &amp;lt;math&amp;gt;\sqrt{3}/3&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;1&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;\sqrt{3}&amp;lt;/math&amp;gt;&lt;br /&gt;
| nedefinirano&lt;br /&gt;
| &amp;lt;math&amp;gt;-\sqrt{3}&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;-1&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;-\sqrt{3}/3&amp;lt;/math&amp;gt;&lt;br /&gt;
| 0&lt;br /&gt;
|-&lt;br /&gt;
! kotangens&lt;br /&gt;
| nedefinirano&lt;br /&gt;
| &amp;lt;math&amp;gt;\sqrt{3}&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;1&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;\sqrt{3}/3&amp;lt;/math&amp;gt;&lt;br /&gt;
| 0&lt;br /&gt;
| &amp;lt;math&amp;gt;-\sqrt{3}/3&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;-1&amp;lt;/math&amp;gt;&lt;br /&gt;
| &amp;lt;math&amp;gt;-\sqrt{3}&amp;lt;/math&amp;gt;&lt;br /&gt;
| nedefinirano&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Vidi još ==&lt;br /&gt;
&lt;br /&gt;
*[[Trigonometrijske funkcije]]&lt;br /&gt;
*[[Popis trigonometrijskih identiteta]]&lt;br /&gt;
*[[Pravokutni trokut]]&lt;br /&gt;
&lt;br /&gt;
== Vanjske poveznice ==&lt;br /&gt;
&lt;br /&gt;
*[http://andrej.fizika.org/ostalo/gimnazija/math/trigonometrija/index.html Trigonometrijska kružnica]&lt;br /&gt;
*[http://lavica.fesb.hr/mat1/predavanja/node91.html Trigonometrijske funkcije (Ivan Slapničar, Matematika 1)]&lt;br /&gt;
&lt;br /&gt;
[[Kategorija:Trigonometrija| ]]&lt;/div&gt;</summary>
		<author><name>WikiSysop</name></author>
	</entry>
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