Jika luas juring POQ = 20cm ,maka luas juring QOR adalah

Juring POQ = 90° -> L = 20 cm^2
juring QOR = 45° -> L = 1/2 x 20 = 10 cm^2

semoga membantu 🙂

POQ/90 = QOR/45
20/90 = QOR/45
20×45:90 = QOR
10 cm = QOR