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Pp=1/2pq
Pp=1/2*48
Pp=24
V=1/3Pp*h
V=1/3*24*1200cm
V=9600cm³
Zad2.
3²+h²=5²
h²=16
h=4
Pole trójkąta= 1/2*6*4=24
V= 8cm*24*1/3
V=64cm³
12m=1200cm
V=1/3x1200x24=9600cm sześciennych
2 nie pamiętam wzorów