Answer:
Honestly, you just can't, we all wish we knew. But we don't. But, just hang it there. And love yourself no matter what. :)

1) x=9, because we can use the Pythagorean theorem, x^2 + 144 = 225, x^2 = 81
2)
, because 6^2 +6^2 = 72, 
3)
, because 
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1. Motivation
2. Reprimand
3. Constructive Criticism
4. Hygiene
5. Sanitation
6. Dysentery
7. Purified
8. Disinfect
9. Accountability
10. Delegate
11. Morale
12. Persuade
13. Authority
14. Dealership
15. Discipline
16. Galvanized
17. Scholarship
18. Telling
19. Single
20. Consulting
Answer:
the answer is A
Explanation: they will help you get comfortable