Jawabanmu

2014-02-10T17:48:26+07:00
Yg nomer 8
Luas set.lingkaran= 1/2 x 22/7 x 7 x 7 = 77

luas trapesium = (a + b) x t :2 = (28 + 14) x 24 : 2 = 504

luas yg diarsir = 504 - 77 = C. 427