Odpowiedzi

2010-01-12T00:09:50+01:00
A = 5 cm
h = 10 cm
Pp = ¹/₂ah
Pb = ah
Pc = 2Pp + 3Pb
V = Pp ×h

Pp = ¹/₂5 × 10
Pp = 25 cm₂

Pb = 5 ×10
Pb = 50 cm²

Pc = 2 × 25 + 3 × 50
Pc = 200 cm²

V = 25 × 10
V = 250 cm³