Answer:
60%
Step-by-step explanation:
The Formula would be A=3.14rr
Which is A=3.14(3)(3)
The answer is 28.26
Answer:

Step-by-step explanation:
Given that both men moves at constant speed on the same trail, the motion equations that describes each motion are, respectively:
Man 1

Man 2

Where x is measure in kilometers and t in hours, respectively.
The time taken for both men to meet each other is:



Answer:
It means his IQ score is better than 91% of the other students scores and scored less than only 9% of the other students.
Step-by-step explanation:
Percentile is not the same as percentage. While percentage is the score gotten out of 100, whereas, percentile means that you are scored better than that percentage of people.
Thus, for his IQ score to be in 91st percentile, it means he scored above 91% of the other students, and only scored lesser than 9% of the students.