document.write( "Question 1104854: I have this problem: The area of a rectangle is (25)(pi^2) cm^2. What is the diameter of a circle that has the same area as the area of the rectangle? My answer was 10pi. The textbook's answer was 10sqrtpi. What did I do wrong? Thanks for your time! \n" ); document.write( "
Algebra.Com's Answer #719555 by ikleyn(52781)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "\"S%5Bcircle%5D\" = \"pi%2Ar%5E2\" = \"25%2Api%5E2\"  ====>\r\n" );
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document.write( "\"r%5E2\" = \"25%2Api\"    ====>    r = \"sqrt%2825%2Api%29\" = \"5%2Asqrt%28pi%29\"    ====>  D= diameter = 2r = \"10%2Asqrt%28pi%29\".\r\n" );
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