P I L N E :) na dziś :) załącznik ;d
Ostrosłup:
V=⅓Pp*h
1.
a)
Pp=72cm²
H=24cm
V=⅓*72*24=576cm³
b)
Pp=150cm²
H=4dm=40cm
V=⅓*150*40=2000cm²
c)
Pp=2,7m²
H=80cm=0,8m
V=⅓*2,7*0,8=0,72m³
2.
Pp=80cm²
V=200cm³
200=⅓*80*H
600=80H
H=7,5cm
H=99cm
V=660cm³
660=⅓*Pp*99
660=33Pp
Pp=20cm²
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Ostrosłup:
V=⅓Pp*h
1.
a)
Pp=72cm²
H=24cm
V=⅓*72*24=576cm³
b)
Pp=150cm²
H=4dm=40cm
V=⅓*150*40=2000cm²
c)
Pp=2,7m²
H=80cm=0,8m
V=⅓*2,7*0,8=0,72m³
2.
a)
Pp=80cm²
V=200cm³
200=⅓*80*H
600=80H
H=7,5cm
b)
H=99cm
V=660cm³
660=⅓*Pp*99
660=33Pp
Pp=20cm²