Penjelasan dengan langkah-langkah:
Jawaban:
2× (10×6+10×5+6×5)
=2×(60+50+30)
= 2×140
=280
LUAS permukaan balok : 2× ( p×l + p×t + l×t)
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Penjelasan dengan langkah-langkah:
Jawaban:
2× (10×6+10×5+6×5)
=2×(60+50+30)
= 2×140
=280
Penjelasan dengan langkah-langkah:
LUAS permukaan balok : 2× ( p×l + p×t + l×t)