document.write( "Question 74391: The Warren's backyard is 50 foot by 50 foot square. They have attached a 8-foot chain to the back corner fence post to tie up their dog. How much of an exercise area does the dog have? \n" ); document.write( "
Algebra.Com's Answer #53412 by josmiceli(19441)\"\" \"About 
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\"A+=+%28pi%2Ar%5E2%29%2F4\" divide area of a circle by 4 since the
\n" ); document.write( "dog is confined to a quadrant
\n" ); document.write( "\"A+=+%28pi%2A8%5E2%29%2F4\"
\n" ); document.write( "\"A+=+64%2Api%2F4\"
\n" ); document.write( "\"A+=+16%2Api\" answer
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