jika sin 30° =½ maka cos 300°=
Matematika
noviyantianisah1
Pertanyaan
jika sin 30° =½ maka cos 300°=
2 Jawaban
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1. Jawaban Anonyme
Kelas 10 Matematika
Bab Trigonometri
cos 300°
= cos (360° - 60°)
= cos 60°
= cos (90° - 30°)
= sin 30°
= 1/2 -
2. Jawaban walidahhalim
cos 300 = cos (360-60) = cos 60 = 1/2