Jawab:
Kll = 18cm x 2 + 5cm x 2 + 8cm + (5cm x 2 + 8cm) + 2 x 12cm = 96cm
Luas = 18cm x (5cm x 2 + 8cm) = 324 cm²
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Jawab:
Kll = 18cm x 2 + 5cm x 2 + 8cm + (5cm x 2 + 8cm) + 2 x 12cm = 96cm
Luas = 18cm x (5cm x 2 + 8cm) = 324 cm²