Jawabanmu

2014-04-09T17:48:41+07:00
Luas keramik : 2,4x2 = 4,8m = 48000 cm
sisi : 40x40 = 1600
luas keramik : sisi = 48000 : 1600 = 30 keramik

  • Taqi
  • Gemar Membantu
2014-04-09T17:50:45+07:00
(240cm x 200cm) : (40cm x 40cm) = 48000cm² : 1600cm² = 30 keramik