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		<title>Un pav&#233; trou&#233;</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article2364</link>
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		<dc:date>2026-05-06T15:37:57Z</dc:date>
		<dc:format>text/html</dc:format>
		<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>
		<dc:subject>Sc&#232;ne3D/Poly&#232;dres</dc:subject>

		<description>

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&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique76" rel="directory"&gt;Visualiser des solides&lt;/a&gt;

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&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;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot355" rel="tag"&gt;Sc&#232;ne3D/Poly&#232;dres&lt;/a&gt;

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		<title>Un cube &#233;vid&#233;</title>
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		<dc:date>2026-05-05T14:27:37Z</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>
		<dc:subject>Sc&#232;ne3D/Poly&#232;dres</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique76" rel="directory"&gt;Visualiser des solides&lt;/a&gt;

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&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;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot355" rel="tag"&gt;Sc&#232;ne3D/Poly&#232;dres&lt;/a&gt;

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		<title>Le verre</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article2361</link>
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		<dc:date>2026-05-05T13:59:36Z</dc:date>
		<dc:format>text/html</dc:format>
		<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>
		<dc:subject>Sc&#232;ne3D/Poly&#232;dres</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique76" rel="directory"&gt;Visualiser des solides&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;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot355" rel="tag"&gt;Sc&#232;ne3D/Poly&#232;dres&lt;/a&gt;

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		<title>Une section de cube /1</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article2354</link>
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		<dc:date>2026-04-14T11:42:25Z</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>
		<dc:subject>Sc&#232;ne3D/Poly&#232;dres</dc:subject>

		<description>

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&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique76" rel="directory"&gt;Visualiser des solides&lt;/a&gt;

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&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;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot355" rel="tag"&gt;Sc&#232;ne3D/Poly&#232;dres&lt;/a&gt;

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<item xml:lang="fr">
		<title>Une section de cube /6</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article2359</link>
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		<dc:date>2026-04-14T11:42:04Z</dc:date>
		<dc:format>text/html</dc:format>
		<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>
		<dc:subject>Sc&#232;ne3D/Poly&#232;dres</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique76" rel="directory"&gt;Visualiser des solides&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;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot355" rel="tag"&gt;Sc&#232;ne3D/Poly&#232;dres&lt;/a&gt;

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<item xml:lang="fr">
		<title>Une section de cube /5</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article2358</link>
		<guid isPermaLink="true">https://www-irem.univ-paris13.fr/site_spip/spip.php?article2358</guid>
		<dc:date>2026-04-14T11:42:00Z</dc:date>
		<dc:format>text/html</dc:format>
		<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>
		<dc:subject>Sc&#232;ne3D/Poly&#232;dres</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique76" rel="directory"&gt;Visualiser des solides&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;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot355" rel="tag"&gt;Sc&#232;ne3D/Poly&#232;dres&lt;/a&gt;

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<item xml:lang="fr">
		<title>Une section de cube /4</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article2357</link>
		<guid isPermaLink="true">https://www-irem.univ-paris13.fr/site_spip/spip.php?article2357</guid>
		<dc:date>2026-04-14T11:41:56Z</dc:date>
		<dc:format>text/html</dc:format>
		<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>
		<dc:subject>Sc&#232;ne3D/Poly&#232;dres</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique76" rel="directory"&gt;Visualiser des solides&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;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot355" rel="tag"&gt;Sc&#232;ne3D/Poly&#232;dres&lt;/a&gt;

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		<title>Une section de cube /3</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article2356</link>
		<guid isPermaLink="true">https://www-irem.univ-paris13.fr/site_spip/spip.php?article2356</guid>
		<dc:date>2026-04-14T11:41:52Z</dc:date>
		<dc:format>text/html</dc:format>
		<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>
		<dc:subject>Sc&#232;ne3D/Poly&#232;dres</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique76" rel="directory"&gt;Visualiser des solides&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;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot355" rel="tag"&gt;Sc&#232;ne3D/Poly&#232;dres&lt;/a&gt;

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<item xml:lang="fr">
		<title>Une section de cube /2</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article2355</link>
		<guid isPermaLink="true">https://www-irem.univ-paris13.fr/site_spip/spip.php?article2355</guid>
		<dc:date>2026-04-14T11:41:48Z</dc:date>
		<dc:format>text/html</dc:format>
		<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>
		<dc:subject>Sc&#232;ne3D/Poly&#232;dres</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique76" rel="directory"&gt;Visualiser des solides&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;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot355" rel="tag"&gt;Sc&#232;ne3D/Poly&#232;dres&lt;/a&gt;

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<item xml:lang="fr">
		<title>Une bipyramide</title>
		<link>https://www-irem.univ-paris13.fr/site_spip/spip.php?article2353</link>
		<guid isPermaLink="true">https://www-irem.univ-paris13.fr/site_spip/spip.php?article2353</guid>
		<dc:date>2026-04-14T11:09:49Z</dc:date>
		<dc:format>text/html</dc:format>
		<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>
		<dc:subject>Sc&#232;ne3D/Poly&#232;dres</dc:subject>

		<description>

-
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?rubrique76" rel="directory"&gt;Visualiser des solides&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;, 
&lt;a href="https://www-irem.univ-paris13.fr/site_spip/spip.php?mot355" rel="tag"&gt;Sc&#232;ne3D/Poly&#232;dres&lt;/a&gt;

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