Jawabanmu

2014-05-12T05:41:58+07:00
L permukaan = 2 x luas alas + keliling alas x t . = 2.3.2 + 10.3,5 . = 12 + 35 . = 47 v. = luas alas x t . = 6 . 3,5 . = 21
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