Tolong bantu jawab yah, makasihh,

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Tolong bantu jawab yah
makasihh,​

Jawaban:

1. 36 cm • 2. 120 cm • 3. 225 cm² • 4. 81 cm²

Penjelasan dengan langkah-langkah:

Keliling kubus = 12 x s

Luas permukaan kubus = 6 x s²

1. Kel = 12 x s

= 12 x 3

= 36 cm

2. Kel = 12 x s

= 12 x 10

= 120 cm

3. Luas = 6 x s²

= 6 x 15²

= 6 x 225

= 1350 cm²

4. Luas = 6 x s²

= 6 x 9²

= 6 x 81

= 486 cm²

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