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		<title>Motif de quatre sous</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article2367</link>
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		<dc:date>2026-05-27T05:23:31Z</dc:date>
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		<dc:language>fr</dc:language>
		<dc:creator>Erwan</dc:creator>


		<dc:subject>rubricamaths_activites_geogebra</dc:subject>
		<dc:subject>Cycle 4</dc:subject>
		<dc:subject>activit&#233;</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique66" rel="directory"&gt;Des droites et des cercles pour les experts ...&lt;/a&gt;

/ 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot215" rel="tag"&gt;rubricamaths_activites_geogebra&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot190" rel="tag"&gt;Cycle 4&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot8" rel="tag"&gt;activit&#233;&lt;/a&gt;

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		<title>Bulles de savon</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article2366</link>
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		<dc:date>2026-05-27T04:54:20Z</dc:date>
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		<dc:language>fr</dc:language>
		<dc:creator>Erwan</dc:creator>


		<dc:subject>Cycle 3</dc:subject>
		<dc:subject>rubricamaths_activites_geogebra</dc:subject>
		<dc:subject>activit&#233;</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique66" rel="directory"&gt;Des droites et des cercles pour les experts ...&lt;/a&gt;

/ 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot189" rel="tag"&gt;Cycle 3&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot215" rel="tag"&gt;rubricamaths_activites_geogebra&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot8" rel="tag"&gt;activit&#233;&lt;/a&gt;

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<item xml:lang="fr">
		<title>Double &#233;toile</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article1159</link>
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		<dc:date>2018-12-17T08:48:44Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>Erwan</dc:creator>


		<dc:subject>activit&#233;</dc:subject>
		<dc:subject>GeoGebra</dc:subject>
		<dc:subject>Cycle 3</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique66" rel="directory"&gt;Des droites et des cercles pour les experts ...&lt;/a&gt;

/ 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot8" rel="tag"&gt;activit&#233;&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot43" rel="tag"&gt;GeoGebra&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot189" rel="tag"&gt;Cycle 3&lt;/a&gt;

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<item xml:lang="fr">
		<title>Napperon</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article1158</link>
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		<dc:date>2018-12-17T08:47:36Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>Erwan</dc:creator>


		<dc:subject>activit&#233;</dc:subject>
		<dc:subject>GeoGebra</dc:subject>
		<dc:subject>Cycle 3</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique66" rel="directory"&gt;Des droites et des cercles pour les experts ...&lt;/a&gt;

/ 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot8" rel="tag"&gt;activit&#233;&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot43" rel="tag"&gt;GeoGebra&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot189" rel="tag"&gt;Cycle 3&lt;/a&gt;

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		<title>Trois fois six</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article1157</link>
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		<dc:date>2018-12-17T08:45:12Z</dc:date>
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		<dc:language>fr</dc:language>
		<dc:creator>Erwan</dc:creator>


		<dc:subject>activit&#233;</dc:subject>
		<dc:subject>GeoGebra</dc:subject>
		<dc:subject>Cycle 3</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique66" rel="directory"&gt;Des droites et des cercles pour les experts ...&lt;/a&gt;

/ 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot8" rel="tag"&gt;activit&#233;&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot43" rel="tag"&gt;GeoGebra&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot189" rel="tag"&gt;Cycle 3&lt;/a&gt;

		</description>


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<item xml:lang="fr">
		<title>Apprendre &#224; partager un cercle en cinq</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article1156</link>
		<guid isPermaLink="true">https://www-irem.univ-paris13.fr/site_spip/spip.php?article1156</guid>
		<dc:date>2018-12-17T08:25:31Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>Erwan</dc:creator>


		<dc:subject>activit&#233;</dc:subject>
		<dc:subject>GeoGebra</dc:subject>
		<dc:subject>Cycle 3</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique66" rel="directory"&gt;Des droites et des cercles pour les experts ...&lt;/a&gt;

/ 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot8" rel="tag"&gt;activit&#233;&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot43" rel="tag"&gt;GeoGebra&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot189" rel="tag"&gt;Cycle 3&lt;/a&gt;

		</description>


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<item xml:lang="fr">
		<title>Apprendre &#224; partager un cercle en huit</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article1155</link>
		<guid isPermaLink="true">https://www-irem.univ-paris13.fr/site_spip/spip.php?article1155</guid>
		<dc:date>2018-12-17T08:23:17Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>Erwan</dc:creator>


		<dc:subject>activit&#233;</dc:subject>
		<dc:subject>GeoGebra</dc:subject>
		<dc:subject>Cycle 3</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique66" rel="directory"&gt;Des droites et des cercles pour les experts ...&lt;/a&gt;

/ 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot8" rel="tag"&gt;activit&#233;&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot43" rel="tag"&gt;GeoGebra&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot189" rel="tag"&gt;Cycle 3&lt;/a&gt;

		</description>


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<item xml:lang="fr">
		<title>Apprendre &#224; partager un cercle en six</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article1154</link>
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		<dc:date>2018-12-17T08:21:00Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>Erwan</dc:creator>


		<dc:subject>GeoGebra</dc:subject>
		<dc:subject>Cycle 3</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique66" rel="directory"&gt;Des droites et des cercles pour les experts ...&lt;/a&gt;

/ 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot43" rel="tag"&gt;GeoGebra&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot189" rel="tag"&gt;Cycle 3&lt;/a&gt;

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<item xml:lang="fr">
		<title>Apprendre &#224; partager un cercle en quatre</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article1153</link>
		<guid isPermaLink="true">https://www-irem.univ-paris13.fr/site_spip/spip.php?article1153</guid>
		<dc:date>2018-12-17T08:18:52Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>Erwan</dc:creator>


		<dc:subject>activit&#233;</dc:subject>
		<dc:subject>GeoGebra</dc:subject>
		<dc:subject>Cycle 3</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique66" rel="directory"&gt;Des droites et des cercles pour les experts ...&lt;/a&gt;

/ 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot8" rel="tag"&gt;activit&#233;&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot43" rel="tag"&gt;GeoGebra&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot189" rel="tag"&gt;Cycle 3&lt;/a&gt;

		</description>


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		<title>Trigone</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article730</link>
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		<dc:date>2016-06-08T12:54:01Z</dc:date>
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		<dc:language>fr</dc:language>
		<dc:creator>S. Petitjean</dc:creator>


		<dc:subject>activit&#233;</dc:subject>
		<dc:subject>GeoGebra</dc:subject>
		<dc:subject>Cycle 3</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique66" rel="directory"&gt;Des droites et des cercles pour les experts ...&lt;/a&gt;

/ 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot8" rel="tag"&gt;activit&#233;&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot43" rel="tag"&gt;GeoGebra&lt;/a&gt;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot189" rel="tag"&gt;Cycle 3&lt;/a&gt;

		</description>


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