August 2018 1 11 Report
Pole powierzchni całkowitej pewnego graniastosłupa jest róne 120 dm (kwadratowych) i jest 4 razy większe od jego pola powierzchni bocznej. jakie pole ma podstawa tego graniastosłupa?

DZIEKI :**

2.
Powierzchnia scian w pokoju jest równa 50m (kwadratowych ). Pan Mietek chce ściany tego pokoju wyłożyć płytami kartowo-gipsowymi o grubości 12.5 mm. O ile zmniejszy się objetość powietrza w tym pokoju ?

3.
Oblicz objetość szescianu o krawedzi :
a) 8 cm b) 19 dm c) 7,1 cm d) 20m

4.
Sniardwy to najwieksze pod wzgledem powierzchni jezioro o Polsce. Objetośc wody t tym jeziorze wynosi około 0,66 km( 3 ) . Wyobraz sobe , ze wode z tego jeziora przelewa sie o stulitrowych beczek . Czy bilion takich beczek wystarczy ?
dzięki :)
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