L= 2×{(10+3)+(3+4)+(10+4)
L= 2×(13+7+14)
L= 2×34
L= 68
Jawab:
Lp = 164 cm²
Penjelasan dengan langkah-langkah:
Lp balok = 2×((p×l) + (p×t) + (l×t))
= 2×((10×3) + (10×4) + (3×4))
= 2×(30+40+12)
= 2×82 = 164 cm²
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L= 2×{(10+3)+(3+4)+(10+4)
L= 2×(13+7+14)
L= 2×34
L= 68
Jawab:
Lp = 164 cm²
Penjelasan dengan langkah-langkah:
Lp balok = 2×((p×l) + (p×t) + (l×t))
= 2×((10×3) + (10×4) + (3×4))
= 2×(30+40+12)
= 2×82 = 164 cm²