Hasil dari adalah ____
Π = 180°
Jawaban:
✍️Jawab
= sin (π/60°) × cos (π/30°)
= sin (180°/60°) × cos (180°/30°)
= sin 30° × cos 60°
= 1/2 × 1/2
= 1/4
- sin ( π/60° ) × cos ( π/30° )
- sin ( 180°/60° ) × cos ( 180°/30° )
- sin ( 30° ) × cos ( 60° )
- 1/2 × 1/2
- 1×1/2×2
- 1/4