Jawab:
Penjelasan dengan langkah-langkah:
4 m = 400 cm
Luas ruangan = 400x400 = 160.000
Luas ubin = 20x20 = 400
Banyak ubin = 160.000 : 400 = 400 ubin
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Jawab:
Penjelasan dengan langkah-langkah:
4 m = 400 cm
Luas ruangan = 400x400 = 160.000
Luas ubin = 20x20 = 400
Banyak ubin = 160.000 : 400 = 400 ubin
L keramik = 20 cm × 20 cm = 400cm²
banyaj keramik yg dibutuhkan = 160.000 : 400 = 400 keramik