panjang balok 8 tinggi 5 lebar 6 luas balok adalah
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Penjelasan dengan langkah-langkah:
Luas permukaan ?
Dik :
panjang = p = 8 cm
lebar = l = 6 cm
tinggi = t = 5 cm
Lp =
- = 2 × ( p × l ) + ( p × t ) + ( l × t )
- = 2 × ( 8 × 6 ) + ( 8 × 5 ) + ( 6 × 5 )
- = 2 × ( 48 + 40 + 30 )
- = 2 × 118
- = 236 cm²
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