# Objectif 3 : Propriétés de la symétrie centrale (Transformations)
<div class="row">
<div class="col-md-6">
:::success
### Télécharger les documents
📎 [Fiche de cours](https://nuage03.apps.education.fr/index.php/s/dLNyM8S7gipSjqS)
📚 [Devoirs maison : Automatismes](https://coopmaths.fr/alea/?uuid=07d1a&id=5G13&n=1&d=10&s=1&s2=3&cd=1&v=confeleve&v=eleve&title=Automatismes&es=021100)
:::
***
:::info
### Activité
<p style="text-align:center;"><a href="https://www.geogebra.org/classroom/mehtn6nq" target="_blank">https://www.geogebra.org/classroom/mehtn6nq</a></p>
<p style="text-align:center;"><iframe allowfullscreen="" frameborder="1" height="400px" src="https://www.geogebra.org/classroom/mehtn6nq" style="border:0px #ffffff none;" width="100%"></iframe></p>
:::
</div>
<div class="col-md-6">
::: danger
### Vidéos
#### Utiliser les propriétés de la symétrie centrale
<p style="text-align:center;"><iframe allowfullscreen="" frameborder="0" height="200" src="https://www.youtube.com/embed/zEWQwYUMXZc?wmode=transparent" title="YouTube video player" width="100%"></iframe></p>
:::
</div></div>
:::warning
### S'exercer
<p><iframe allowfullscreen="true" mozallowfullscreen="true" src="https://learningapps.org/watch?v=p5u4v2wxn21" style="border:0px;width:100%;height:300px;" webkitallowfullscreen="true"></iframe></p>
***
<p><iframe allowfullscreen="true" mozallowfullscreen="true" src="https://learningapps.org/watch?app=22131802" style="border:0px;width:100%;height:900px;" webkitallowfullscreen="true"></iframe></p>
:::
</div>