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04a examen Cossos geometrics sense apunts

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4. Defineix políedre regular, escriu dels 5 políedres regulars i completa la taula:<br />

Definició: .......................................................................................................................................................<br />

........................................................................................................................................................................<br />

om Polígon de les cares ombre de cares<br />

5. Calcula l’àrea:<br />

a) b)<br />

9cm<br />

6. Calcula el volum de cada figura:<br />

a) 2 m<br />

b)<br />

4 m<br />

3cm<br />

5cm<br />

3cm<br />

8 m<br />

20 m<br />

24 m<br />

24 m<br />

7. Calcula l’àrea i el volum que tindrà un cilindre que té altura 5 m i radi 8m.<br />

12 cm

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