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Pp = 160cm² * 2 = 320cm²
Pb = (14cm * 12cm) * 2 + (10cm * 12cm) * 4
Pb = 336cm² + 480cm²
Pb = 816cm²
Pc = Pp + Pb
Pc = 320cm² + 815cm²
Pc = 1135cm²
V = Pp * h
V = 320cm² * 12cm
V = 3840cm³
odp: Pole powierzchni tego graniastosłupa wynosi 1135cm², a objętość: 3840cm³.