SOLUTION: A kids karate match is held on a square mat that has an area of 361 ft squared. What is the length of each side?

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Question 1022365: A kids karate match is held on a square mat that has an area of 361 ft squared. What is the length of each side?
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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Area_of_a_square=%28length_of_sides%29%5E2
361ft%5E2=%28length_of+sides%29%5E2 . Find square root of each side.
sqrt%28%28361ft%29%5E2%29=sqrt%28%28length_of_side%29%5E2%29
+/-19ft=length_of_side
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Since (-19) feet makes no sense as length of side,
the length of each side is 19 feet.
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