V = Pp*H
Pc = Pp+Pb
2Pp = 2* (a²√3):4
2Pp = (5²√3):2
2Pp = (25√3):2
2Pp = 12,5√3 cm²
H = 2*5 = 10cm
3Pb = 3*10*5
3Pb = 30*5
3Pb = 150 cm²
Pc = (150 + 12,5√3) cm²
V = 12,5√3 * 10 = 125√3 cm³
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V = Pp*H
Pc = Pp+Pb
2Pp = 2* (a²√3):4
2Pp = (5²√3):2
2Pp = (25√3):2
2Pp = 12,5√3 cm²
H = 2*5 = 10cm
3Pb = 3*10*5
3Pb = 30*5
3Pb = 150 cm²
Pc = (150 + 12,5√3) cm²
V = 12,5√3 * 10 = 125√3 cm³