Odpowiedź :
Zadanie
a = 8 cm
α = 30°
H = 10 cm
Pp = a² · sinα
Pp = 8² · sin30° = 64 · [tex]\frac{1}{2}[/tex] =32 cm²
Pc = 2 · Pp + Pb
Pc = 2 · 32 + 4 · 8 · 10 = 64 +320 = 384 cm²
V = Pp · H
V = 32 · 10 = 320 cm³
Zadanie
a = 8 cm
α = 30°
H = 10 cm
Pp = a² · sinα
Pp = 8² · sin30° = 64 · [tex]\frac{1}{2}[/tex] =32 cm²
Pc = 2 · Pp + Pb
Pc = 2 · 32 + 4 · 8 · 10 = 64 +320 = 384 cm²
V = Pp · H
V = 32 · 10 = 320 cm³