Please do all and I’ll mark brainliest!! I’ve added extra points and I really need help ASAP!! Don’t worry about the 3D shape one

Answer:
Answers in step step-by-step explanation.
Step-by-step explanation:
1. 7
2. 0.3
3. 3
4. x = 50 degree
5. 15 (Sorry I accidentally made the answer to five the answer to six, 15 is the right answer)
6. 10.408125
7. 240
8. -29
9. I think 1/4 but double-check.
10. $5.4