Tolong bantu jawad ya​

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Tolong bantu jawad ya​

Tolong bantu jawad ya​

✍️ Luas Permukaan Balok ✍️

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→ No 1

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Panjang: 25

Lebar: 12

Tinggi: 20

—————–

L = 2 × [(p × l) + (p × t) + (l × t)]

  = 2 × [(25 × 12) + (25 × 20) + (12 × 20)]

  = 2 × [ 300 + 500 + 240]

  = 2 × 1040

  = 2.080

Jawaban: C. (2080 Cm²)

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→ No 2

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Panjang: 16

Lebar: 10

Tinggi: 8

—————–

L = 2 × [(p × l) + (p × t) + (l × t)]

  = 2 × [(16 × 10) + (16 × 8) + (10 × 8)]

  = 2 × [ 160 + 128 + 80]

  = 2 × 368

  = 736

Jawaban: B. (736 Cm²)

 > > : rumus : < <

 : l : = : 2 × (p times l + p times t + l : times : t) :

v : = : p : times : l : times : t

 > > : jawaban : < <

1. L = 2 × (p × l + p × t + l × t)

= 2 × ( 25 × 12 + 25 × 20 + 12 × 20)

= 2 × ( 300 + 500 + 240)

= 2 × 1.040

= 2.080 cm²

2. L = 2 × (p × l + p × t + l × t).

= 2 × (16 × 10 + 16 × 8 + 10 × 8)

= 2 × (160 + 128 + 80)

= 2 × 368

= 736 cm²

semoga : membantu :

by : = : violet