JAWABAN:
1. Luas permukaan gabungan = (9 × 12 × 12) + (3 × 36 × 12) = 1296 + 1296 = 2593 cm²
2. Luas permukaan gabungan = (22/7 × 7²) + (2 × 22/7 × 7 × 32) + (22/7 × 7 × 10) = 154 + 1408 + 220 = 1782 cm²
maaf kalo salah
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JAWABAN:
1. Luas permukaan gabungan = (9 × 12 × 12) + (3 × 36 × 12) = 1296 + 1296 = 2593 cm²
2. Luas permukaan gabungan = (22/7 × 7²) + (2 × 22/7 × 7 × 32) + (22/7 × 7 × 10) = 154 + 1408 + 220 = 1782 cm²
maaf kalo salah