What is the approximate area of a circle with a radius of 30 yards?
A. 900 square yards (To Kill A Mockingbird)
B. 1980 square yards (Gone With the Wind)
C. 2830 square yards (Wuthering Heights)
D. 8900 square yards (Jane Eyre)

Aprofessional hockey team has noticed that, over the past several seasons, as the number of wins increases, the total number of hot dogs sold at the concession stands increases. the hockey team concludes that winning makes people crave hot dogs. what is wrong with the hockey team's conclusion? a) it does not take into account the attendance during each season. b) it does not take into account the number of hamburgers sold during each season. c) it does not take into account the number of concession stands in the hockey arena. d) it does not take into account the number of seasons the hockey team has been in existence.