If the area of a circle decreases by 66%, then the radius of a circle decreases by
Choose the correct choice
A) 20%  B) 18%  C) 36%  D) 64%  E) None of these
If area of a circle decreased by x % then the radius of a circle decreases by   (100−10√100−x)%=(100−10√100−66)%   = (100−10√64)%   = 100 - 58= 
<gadget id="calculator">100 - 58</gadget>
<output>42</output>
42%   Answer None of these
<result>E</result>
If the area of a circle decreases by 66%, then the radius of a circle decreases by