I am WHITE, and only speak inglish because I am a 7th grader, only speak snipets of spanish, and not fluent. If you could translate, I would be happy to help you with your question.=)
Answer:
its the second one ........
Answer: 
Step-by-step explanation:
The measure of the third unknown arc is
.
So, 
Answer:

Step-by-step explanation:
Let
h(t) ---> the height of an object in meters
t ----> the time in seconds
we have

For t=6 sec
substitute in the quadratic equation the value of t and solve for h


Answer:
Phil is 23
Step-by-step explanation:
Add 14 to 9 and you get 23. So then you subtract 9 from 23