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P=V/h=120cm3/0,6cm=200cm2
2
P=V/h=120cm3/25cm=4.8cm2
3
P=V/h=120cm3/4.8cm=25cm2
25cm2=a2
a=5
Pp=?
V=120cm³
h=0,06dm=0,6cm
Pp=120cm³:0,6cm=200cm²
2.
Pp=?
V=120cm³
h=0,25m=25cm
Pp=120cm³:25cm=4,8cm²
3.
a=?
V=120cm³
h=4,8cm
a²=120cm³:4,8cm
a²=25cm²
a=5cm