Check all that apply. (pi/3) is the reference angle for:
1. 15pi/3
2. 2pi/3
3. 7pi/3
4. 19pi/3

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number tt of tokens james has is a function of gg, the number of games he plays

The verbal translation for the difference of m and 7 increased by 15

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?