Odpowiedź :
Zadanie
a = 5 cm
h = 10 cm
Pc = 2Pp + Pb = 2 · a² + 4 · a · h
Pc = 2 · 5² + 4 · 5 · 10 = 2 · 25 + 200 = 50 +200 = 250 cm²
Zadanie
a = 5 cm
h = 10 cm
Pc = 2Pp + Pb = 2 · a² + 4 · a · h
Pc = 2 · 5² + 4 · 5 · 10 = 2 · 25 + 200 = 50 +200 = 250 cm²