document.write( "Question 762175: How many square whose area is 9cm square are needed to cover a region of a big square whose one of the sides is 18cm? \n" ); document.write( "
Algebra.Com's Answer #463742 by Cromlix(4381)\"\" \"About 
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Area of big square = 18^2 = 324cm^2
\n" ); document.write( " 324/9 = 36 squares required
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