Mohon bantuan nya kaa soalnya dikumpul besok

Perhatikan ∆PQG
QG = DC = 8
CB/PQ = BG/QG
8/PQ = 6/8 = 3/4
PQ = 4 × 8/3 = 32/3 = 10,67 cm

Panjang s = jarak Q ke PG = QR
PG = √(PQ² + QG²)
PG = 13,33 cm

PQ × QG = QR × PG
10,67 × 8 = QR × 13,33
QR = 6,4 cm

Panjang s = QR = 6,4 cm