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Pet platonovih tijela. Free Powerpoint Templates. Naučimo ih!!. Heksaedar Tetraedar Dodekaedar Oktaedar Ikosaedar. Heksaedar. Heksaedar je pravilni poliedar sa 8 vrhova,12 bridova i 6 strana koje su kvadrati. ( 6 + 8 = 12 + 2). Tetraedar.

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  1. Pet platonovih tijela Free Powerpoint Templates

  2. Naučimo ih!! Heksaedar Tetraedar Dodekaedar Oktaedar Ikosaedar

  3. Heksaedar • Heksaedar je pravilni poliedar sa 8 vrhova,12 bridova i 6 strana koje su kvadrati. • (6 + 8 = 12 + 2)

  4. Tetraedar • Tetraedar je pravilni poliedar koji ima 4 vrha, 6 bridova i 4 strane (jednakostranični trokuti). • Trostrana piramida čiji su svi bridovi jednake duljine zove se tetraedar. • (4 + 4 = 6 + 2)

  5. Dodekaedar • Dodekaedar je pravilni poliedar  koji ima 20 vrhova, 30 bridova i 12 strana (pravilni peterokut). • (12 + 20 = 30 + 2)

  6. Oktaedar • Oktaedar je pravilni poliedar koji ima 6 vrhova, 12 bridova i 8 strana (jednakostranični trokuti). • (8 + 6 = 12 + 2)

  7. Ikosaedar • Ikosaedar je pravilni poliedar koji ima 12 vrhova, 30 bridova i 20 strana (jednakostranični trokuti). • (20 + 12 = 30 + 2)

  8. Hvala Na Pažnji Luka Frančić, 8.a.

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