oblicz objętość sześcianu u polu powierzchni: a)150mm2 b)96cm2 c)216dm2 d)0,54m2 DAJE NAJJ!

a) 150 = 6a² a² = 25 a = 5mm V = 5³ = 125mm³ b) 6a² = 96cm a² = 16 a = 4cm V = 4³ = 64cm³ c) 6a² = 216 a² = 36 a = 6dm V = 6³ = 216dm³ d) 6a² = 0,54 a² = 0,09 a = 0,3 m V = 0,3³ = 0,027m³

P+6a²/:6 a²=P/6 a=√P/6 V=a³ a)P=150mm2 a=√150/6=√25=5mm V=5³=125 mm³ b)P=96cm2 a=√96/6=√16=4cm V=4³=64 cm³ c)P=216dm2 a=√216/6=√36=6 dm V=6³=216 dm³  d P=0,54m2 a=√0,54:6=√0,09=0,3m V=0,3³=0,027m³