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1/2=H/8 /*8
4=H
Bok a z Tw Pitagorasa
H²+a²=8²
16+a²=64
a²=√48
a=4√3
Pc=2Pp+Pb
Pc=2a²+4*a*H
Pc=2(4√3)²+4*4√3*4
Pc=2*48+64√3 =98+64√3 cm²
V=Pp*H
V=a²+H
V=48*4=192cm³