Question:
Although 240° is a special angle on the unit circle, Aiden
Last updated: 7/10/2022
![Although 240° is a special angle on the unit circle, Aiden](https://media.kunduz.com/media/sug-question/raw/67909646-1657435389.5346396.jpeg?h=512)
Although 240° is a special angle on the unit circle, Aiden wanted to determine its coordinates using the sum and difference formulas. Part A: Determine cos 240° using the cosine sum identity. Be sure to include all necessary work. (5 points) Part B: Determine sin 240° using the sine difference identity. Be sure to include all necessary work. (5 points)