tolong jawab penting
Matematika
melysa12
Pertanyaan
tolong jawab penting
1 Jawaban
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1. Jawaban alfiar1
3. a.)panjng QR
qr/ur =pq/su
qr/15 = 12/9 (kali silang)
9qr = 15 x12
qr = 180/9
qr = 20