SOLUTION: Find two angles, one positive and one negative, that are coterminal with the given angle: 5pi/6
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Amazon.com: Orange Pi 5 16GB Rockchip RK3588S 8 Core 64 Bit Single Board Computer, 2.4GHz Frequency Open Source Development Board Mini PC Desktop Run Orange Pi OS,Android12,Debian11 (Pi 5 16GB+5V4A TypeC Supply) :
![Amazon.com: Orange Pi 5 16GB Rockchip RK3588S 8 Core 64 Bit Single Board Computer, 2.4GHz Frequency Open Source Development Board Mini PC Desktop Run Orange Pi OS,Android12,Debian11 (Pi 5 16GB+5V4A TypeC Supply) : Amazon.com: Orange Pi 5 16GB Rockchip RK3588S 8 Core 64 Bit Single Board Computer, 2.4GHz Frequency Open Source Development Board Mini PC Desktop Run Orange Pi OS,Android12,Debian11 (Pi 5 16GB+5V4A TypeC Supply) :](https://m.media-amazon.com/images/I/71A-YE+DwGL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Orange Pi 5 16GB Rockchip RK3588S 8 Core 64 Bit Single Board Computer, 2.4GHz Frequency Open Source Development Board Mini PC Desktop Run Orange Pi OS,Android12,Debian11 (Pi 5 16GB+5V4A TypeC Supply) :
![SOLVED: 1. cos 5pi/4 = exact, text 2. sin 3pi/2= exact number 3. cos 4pi/3 = exact number 4. tan 3pi/4 = exact number 5. tan 11pi/6 = rounded to 3 decimals 6. degree mode csc199 = rounded to 3 decimals SOLVED: 1. cos 5pi/4 = exact, text 2. sin 3pi/2= exact number 3. cos 4pi/3 = exact number 4. tan 3pi/4 = exact number 5. tan 11pi/6 = rounded to 3 decimals 6. degree mode csc199 = rounded to 3 decimals](https://cdn.numerade.com/ask_previews/0cd02100-0640-4681-a0c6-bf0d0b302d24_large.jpg)