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H=V/1/3*Pp
H=20/1/3*36
H=5/3 cm
V=1/3*Pp*H
Pp=V/1/3*H
Pp=1,5/1/3*0,2
Pp=22,5m²
H=V/1/3*Pp
H=10/1/3*Pp
H=6dm
H=3V÷Pp
H=3×20cm³÷12cm²
H=60cm³÷12cm²
H=5cm
Pp=22,5m², H=0,2m, V=1,5m³
Pp=1,5m³÷0,2m ×3
Pp=7,5m²×3
Pp=22,5m²
Pp=5dm², H=6dm, V=10 000cm³
V=10 000cm³=10dm³
H=3V÷Pp
H=3×10dm³÷5dm²
H=30dm³÷5dm²
H=6dm=60cm
Mam nadzieję, że pomogłam;)
wysokosc 5m | 0,2m | 6dm
objętość 20cm3 | 1,5 m3 | 10 000 cm3
obliczenia:
V=1/3Pp * H
20cm2=1/3 * 12 *H
20cm2=4H
4h=20cm2 / 4
H=5
1,5m2=1/3Pp * 0,2m
1,5m2=1/3x* 0,2m
1,5m2=1/15x
1/15x=15/10cm3 / 1/15
x=22,5
10dm3=1/3 *5 *H
10dm3=5/3H
5/3H=10 / 5/3
H=6