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Pp=4+2=6cm²
P=4*Pb+Pp
P=4*4+6
P=22cm²
Pb=4cm²
Pc=2×6+4×4
Pc=12+16
Pc=28cm²
Pole 1 ściany bocznej:
Pb = 4
Pole podstawy:
Pp = Pb + 2 = 6
Całkowita powierzchnia:
P = 2Pp + 4Pb = 2*6 + 4*4 = 12 + 16 = 28 cm²