document.write( "Question 305866: I need to find radius of circle with given information - shaded area of circle is 40 degrees and area of that shaded area is 59in^2. I understand how to find area when given radius or diameter but need help with this. I'm working on Sector area and arc length. \r
\n" ); document.write( "\n" ); document.write( "Thanks for your help.
\n" ); document.write( "

Algebra.Com's Answer #218952 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
I need to find radius of circle with given information - shaded area of circle is 40 degrees and area of that shaded area is 59in^2.
\n" ); document.write( "--------------
\n" ); document.write( "40 degs is 1/9 of the circle, so the area of the whole circle = 59*9
\n" ); document.write( "= 531 sq in
\n" ); document.write( "\"r+=+sqrt%28531%2Fpi%29\"
\n" ); document.write( "
\n" ); document.write( "
\n" );