Answer:
A: -9a
Step-by-step explanation:
Hope that helps!
The circumference is found by multiplying the radius by pi by 2
And then the arc length would be multiplied by the fraction of the circle..
So using what you wrote is correct, but the answer you got is incorrect.
2x 3.14 x 90 = 565.2 meters
565.2 x 90/360 = 141.3 meters
Answer:
A
when you simplify the equation you get A
A. You would just get a lot of names back from people, thinking they have the most time playing instruments.
B. This question is not a statistically accurate question if you would like statistical answers back.
Statistical question definition:
A statistical question is one that can be answered by collecting data and where there will be variability in that data. For example, there will likely be variability in the data collected to answer the question,
The question to ask to get statistical answers back would be: How many hours do you play the instrument a day?
Each student would answer and you would see who has the most hours.
