nomor 9 tolong dijawab ya
Matematika
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Pertanyaan
nomor 9 tolong dijawab ya
1 Jawaban
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1. Jawaban mater1777
BC² = (18-9)² + 12² = 9² + 12² = 225
BC = 15
AB / PQ = BC / QR
18 / 12 = 15 / QR
QR = 15 x 12 / 18 = 10