SOLUTION: the mean radius of circle A is 11.2 kilometer and the mean diameter of circle B is 9 kilometer. what is the approximate difference in the mean area in square kilometers of circle A

Algebra ->  Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: the mean radius of circle A is 11.2 kilometer and the mean diameter of circle B is 9 kilometer. what is the approximate difference in the mean area in square kilometers of circle A      Log On


   

Question 1023047: the mean radius of circle A is 11.2 kilometer and the mean diameter of circle B is 9 kilometer. what is the approximate difference in the mean area in square kilometers of circle A and circle B? express your answer in terms of pi.
Answer by Fombitz(32388) About Me  (Show Source):