Tolong Ya.No 26.
Pakai Cara Ya.
Makasih.
Pakai Cara Ya.
Makasih.
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⇔ p → 15 cm
⇔ l → 8 cm
⇔ t → 21 cm
≡ Menentukan Luas Permukaan Balok (L):
⇒ L = 2 × [(p × l) + (l × t) + (p × t)]
⇒ L = 2 × [(15 × 8) + (8 × 21) + (15 × 21)]
⇒ L = 2 × [120 + 168 + 315]
⇒ L = 2 × 603
⇒ L = 1.206 cm² (Option A)