document.write( "Question 428943: Find the area of a rectangular garden assuming that the width is 12 feet and the diagonal measures 20 feet.\r \n" );
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document.write( "I think this is a^2 + b^2 = c^2, so I git (12)^2 + (L)^2 = (20)^2 = 144 + L^2 = 400 = L^2 = 256 L=16 the square root of 256. So I get 12*16 or 192 square feet. Did I do this right???, please advise, thank you!!! \n" );
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