Cosine of 135°
Calculate cosine of 135 degrees using the unit circle.
Answer:
cos(135°) = -0.707107
Step-by-Step Solution
Step 1
Identify
Finding cos(135°)
Step 2
Convert to Radians
135° = 2.356194 rad
Step 3
Calculate
cos(135°) = -0.707107
Step 4
Final Answer
-0.707107