Langkah langkah:
Lp = 2 × (pl + pt + lt )
Lp = 2 × ((12×8) + (12 × 20) + (8 × 20))
Lp = 2 × (96 + 240 + 160)
Lp = 2 × 496
Lp = 992 cm²
Jawaban:
maka luas permukaan balok adalah 992 cm²
V = P×L×T
= 12 x 8 x 20
= 1.920
luas permukaan : 2 ( pl + pt + lt )
2 ( 12x8 ) + ( 12x20) + ( 8x20)
2 ( 96 ) + ( 240 ) + ( 160)
= 992 cm2
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Verified answer
Langkah langkah:
Lp = 2 × (pl + pt + lt )
Lp = 2 × ((12×8) + (12 × 20) + (8 × 20))
Lp = 2 × (96 + 240 + 160)
Lp = 2 × 496
Lp = 992 cm²
Jawaban:
maka luas permukaan balok adalah 992 cm²
V = P×L×T
= 12 x 8 x 20
= 1.920
luas permukaan : 2 ( pl + pt + lt )
2 ( 12x8 ) + ( 12x20) + ( 8x20)
2 ( 96 ) + ( 240 ) + ( 160)
= 992 cm2