SOLUTION: If the ratio of two areas of the circles A and B is 4, what is the ratio of the radii of A and B?

Algebra ->  Customizable Word Problem Solvers  -> Geometry -> SOLUTION: If the ratio of two areas of the circles A and B is 4, what is the ratio of the radii of A and B?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 480890: If the ratio of two areas of the circles A and B is 4, what is the ratio of the radii of A and B?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

ratio of two areas of the circles A and B is 4

pi%2Ar%5B1%5D%5E2%2Fpi%2Ar%5B2%5D%5E2+=+4%2F1

r%5B1%5D%5E2%2Fr%5B2%5D%5E2+=+4%2F1

    r%5B1%5D%2Fr%5B2%5D+=+2%2F1

 ratio of the radii of A and B is 2/1