Jawabanmu

2014-05-17T10:46:48+07:00
1/8 - 1/4 = -1/8 jadi 8 cm dibelakang cermin
M = s'/s = 8/4 = 2 kali
sifat : maya, tegak, diperbesar
2014-05-17T12:26:27+07:00