Jawaban:
800 ubin
Penjelasan dengan langkah-langkah:
Luas lantai = p x l
= 4 x 3
= 12 m^2 = 120000 cm^2
Luas ubin keramik = 1/2 x alas x tinggi
= 1/2 x 15 x 20
= 150 cm^2
Banyaknya ubin keramik yang diperlukan
= luas lantai : luas ubin keramik
= 120000 : 150
= 800 ubin
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Jawaban:
800 ubin
Penjelasan dengan langkah-langkah:
Luas lantai = p x l
= 4 x 3
= 12 m^2 = 120000 cm^2
Luas ubin keramik = 1/2 x alas x tinggi
= 1/2 x 15 x 20
= 150 cm^2
Banyaknya ubin keramik yang diperlukan
= luas lantai : luas ubin keramik
= 120000 : 150
= 800 ubin