cos(60°)
Step-by-step solution with detailed explanations
Final Answer
0.5
Step-by-Step Solution
1
Standard angle
60° is a special angle
2
Value
cos(60°) = 1/2
Expert Insights
Relationship: cos(60°) = sin(30°)
Complementary: cos(θ) = sin(90°-θ)
Pro Tip: Sine and cosine are complementary functions