Help please! Leave an answer for both!

In a poll of students attending a basketball game, 90% of the students say that basketball is better than football.

Is this poll biased or unbiased? Explain.

and

Suggest a better method of determining which sport is more popular.

The poll is most likely biased because it is at a basketball game, and you wouldn't be at a basketball game if you didn't like basketball. If they were to do this at a different sporting event, the answer would probably be different so I think it is biased. The other method they could've done is to ask the entire school.

this was already solved by me with a different person. if you look it up in the search bar at the top of the page, you will get the answer.

step-by-step explanation:

126.66 m²

step-by-step explanation:

the pertinent area formula is a = πr², where r is the radius.

here, a = π(6.35 m)² = 40.32π, or approximately 126.66 m²