Jawabanmu

Jawaban paling cerdas!
2014-04-07T05:50:58+07:00
1. cos a = (2 akar10) / 7 , tana = (3 akar 10) / 20 2. cos a = ½, sina= akar3/2 , tan a = akar3 3. sina = 5/13 , cosa = 12/13. semoga membantu :) . berikan yg terbaik yaaa
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