Jika nilai sin a = 1/5, maka nilai cos a =…. By Admin ReiPosted on October 29, 2022 A .2√11B. 2√6C. 2√11/10D. √11E. √3 Jika nilai sin a = 1/5, maka nilai cos a =…. Jawaban: B.2✓6 maaf ya kalau salah