Sin 60 cos 30 cos 60 sin 30
Asked by admin @ in Math viewed by 339 People
Evaluate sin60 cos30 - cos60 sin30
Answered by admin @
Hey !!
Sin60° = ✓3/2
Cos60° = 1/2
Cos30° = ✓3/2
And,
Sin30° = 1/2
Therefore,
Sin60° × Cos30° - Cos60° × Sin30°
✓3/2 × ✓3/2 - 1/2 × 1/2
3/4 - 1/4
3 - 1/4
2/4
1/2 [ Answer ]
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