October 2018 1 742 Report
1. besar sudut-sudut suatu segitiga berbanding sebagai 5 : 4 : 3. jika sudut terbesar 75°, maka besar sudut terkecil adalah....
a.45° b.40° c.30° d.15°
2. besar sudut-sudut sebuah segitiga berturut-turut 2x° (x + 4)°, dan (4x + 35)°,nilai x adalah....
a.55° b.40° c.35° d.15°
tolong jwb yg benar y... dan tlong bikin caranya.....ya
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