Jawabanmu

2014-06-07T11:13:03+07:00
Luas lantai = 150 m2 = 1500000 cm2
Luas ubin = 2500 cm2 
Banyak ubin : 600 ubin ( 1500000 : 2500 ) 

2014-06-07T13:07:14+07:00
Luas lantai = 150 m^2 = 1500000 cm^2
Luas ubin = 2500 cm^2 
Banyak ubin : 600 ubin ( 1500000 : 2500 )