cembung. Berapa jari-jari kelengkungan cermin tersebut ? July 26, 2022 by Eiji “1/s = 1/f – 1/s = 1/12 – 1/8 = 2/24 – 3/24 = -1/24Maka s = -24 ( maya )Perbesaran M = s/s = 24/8 = 3“