Odpowiedź:
Pp=81 cm²
Krawędź podstawy = 9 cm
45:9 = 5 cm
Krawędź boczna = 5 cm
V= 9*9*5 = 405 cm ³
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Odpowiedź:
Pp=81 cm²
Krawędź podstawy = 9 cm
45:9 = 5 cm
Krawędź boczna = 5 cm
V= 9*9*5 = 405 cm ³