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kemudian cari luas ¼ ⭕ = 22/7 × 14 × 14 × ¼ = 154 cm²
sekarang cari luas yg diarsir bagian atas yaitu 196 - 154 = 42 cm²
karena ada 2 maka, 42 + 42 = 84 cm²
jawaban D
semoga membantu ^^