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EVALUASI KB 5
1. Perhatikan gambar layang-layang PQRS di bawah!
Diketahui = 45° = 55°.
Tentukan ∠ , ∠ , ∠ , ∠ ?
Jawaban :
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2. Diketahui luas layang-layang PQRS adalah 112 . Tentukan panjang
diagonalnya?
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