Jawabanmu

Jawaban paling cerdas!
2014-09-08T15:52:34+07:00
Ad^2 = bd (x) cd
144 = bd (x) 18
144 : 18 = bd
8 = bd
Luas = alas (x) tinggi : 2
         = (18 + 8) (x) 12 :2
         = 26 (x) 6
         = 156cm^2

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2014-09-08T15:57:08+07:00