document.write( "Question 1097473: A circular piece of glass has a circular hole cut out of it to fit a fan. the glass has a diameter of 700cm and the hole has a diameter of 140cm. what is the area of the hole and the total area of the remaining glass \n" ); document.write( "
Algebra.Com's Answer #711899 by ikleyn(52799)\"\" \"About 
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\n" ); document.write( "The area of a circle is Area = \"pi%2A%28d%2F2%29%5E2\", where pi = 3.14 and d is the diameter.\r
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\n" ); document.write( "\n" ); document.write( "The area of the remaining glass is the difference of the areas of the two circles.\r
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