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Verified answer
PT / PS = PR / PQPT / 15 = (PT + 16) / (15 + 12)
PT / 15 = (PT + 16) / 27
27PT = 15(PT + 16)
27PT = 15PT + 240
27PT - 15PT = 240
12PT = 240
PT = 240 / 12
PT = 20
panjang PR
= PT + TR
= 20 cm + 16 cm
= 36 cm
Jawaban B