Cosine of 90°
Calculate cosine of 90 degrees using the unit circle.
Answer:
cos(90°) = 0
Step-by-Step Solution
Step 1
Identify
Finding cos(90°)
Step 2
Convert to Radians
90° = 1.570796 rad
Step 3
Calculate
cos(90°) = 0
Step 4
Final Answer
0