Wyraź podane wielkości we wskazanej jednostce. Wynik zapisz w notacji wykładniczej.
a) [m^2]
12 km^2=
30 cm^2 =
b) [cm^2]
29m^2 =
1,4*10^3mm^2 =
c) [dm^3]
183 cm^3 =
400m^3 =
d) [km^3]
192 000m^3 =
7,5*10^20dm^3 =
Proszę rówież o rozpisanie tego :)
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a/12km²=12*1000m*1000m=12*1000000=12*10⁶m²
30cm²=30*0.01m*0.01m=30*0.0001m=30*10⁻⁴m=3*10⁻³m
b/29m²=29*100cm*100cm=29*10000cm²=29*10⁴cm²
1.4*10³mm²=1.4*10³*0.1cm²*0,1cm²=1.4*10³*0.01cm1.4*10³*10⁻²=1.4*10⁵cm²
c/183cm³=183cm³*0.1dm³*0.1dm³*0.1dm³=183*0.001dm³=183*10⁻³dm³
400m³=400*10dm*10dm*10dm=400*10³=4*10⁵
d/192000m³=192000*0.001km*0.001km*0.001km=192000*10⁻⁹km³=192*10³*10⁻⁹=192*10⁻⁶km³
7.5*10²⁰dm³=7.5*10²⁰*0.01km*0,01km*0,01km=7.5*10²⁰*10⁻⁶km³=7.5*10¹⁴km³