Jawaban:
Rumus luas permukaan tabung = 2 × π × r × ( r + t )
= 2 × 3,14 × 6 × ( 6 + 15 )
= 2 × 3,14 × 6 × 21
= 791,28 cm²
semoga membantu
maaf kalau salah ya
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Jawaban:
Rumus luas permukaan tabung = 2 × π × r × ( r + t )
= 2 × 3,14 × 6 × ( 6 + 15 )
= 2 × 3,14 × 6 × 21
= 791,28 cm²
semoga membantu
maaf kalau salah ya