Jawabanmu

2014-08-21T22:49:04+07:00
12/16 = 9/x
12.x = 16.9
x= (16x9) : 12
= 12
Jawaban paling cerdas!
2014-08-22T00:48:07+07:00
BC/AD=AD/PQ
BC/9=8/6
BC=8/6×9
BC=12cm
1 5 1