SOLUTION: 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

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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?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
A+=+%28pi%2Ar%5E2%29%2F4 divide area of a circle by 4 since the
dog is confined to a quadrant
A+=+%28pi%2A8%5E2%29%2F4
A+=+64%2Api%2F4
A+=+16%2Api answer