Jawaban:
lebar sungai = PQ = 10 meter
Penjelasan dengan langkah-langkah:
lebar sungai = PQ
∆PQR ~ ∆RST
Perbandingan sisi-sisi yang bersesuaian:
PQ = QR/RT . ST
PQ = 15/6 . 4 = 5/2 . 4 = 10 m
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Jawaban:
lebar sungai = PQ = 10 meter
Penjelasan dengan langkah-langkah:
lebar sungai = PQ
∆PQR ~ ∆RST
Perbandingan sisi-sisi yang bersesuaian:
PQ = QR/RT . ST
PQ = 15/6 . 4 = 5/2 . 4 = 10 m