Penjelasan dengan langkah-langkah:
luas permukaan balok
= 2 x (pl + pt + lt)
= 2 x (6x4 + 6x5 + 4x5)
= 2 x ( 24 + 30 + 20)
= 2 x 74 cm²
= 148 cm²
total biaya pengecatan
= 148 cm² x Rp 30.000.000
= Rp 4.440.000.000
silahkan di cek kembali
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Penjelasan dengan langkah-langkah:
luas permukaan balok
= 2 x (pl + pt + lt)
= 2 x (6x4 + 6x5 + 4x5)
= 2 x ( 24 + 30 + 20)
= 2 x 74 cm²
= 148 cm²
total biaya pengecatan
= 148 cm² x Rp 30.000.000
= Rp 4.440.000.000
silahkan di cek kembali