SOLUTION: a square has a diagonal of 12cm. calculate the length of the side of the square correct to 2 decimal places

Question 303605: a square has a diagonal of 12cm. calculate the length of the side of the square correct to 2 decimal places
Found 2 solutions by graphmatics, Alan3354:
Answer by graphmatics(170) (Show Source): You can put this solution on YOUR website!
Let x be the common size of the length and width of the square then x^2+x^2 = 12^2. We must simply solve x^2 + x^2 = 12^2. So 2*x^2 =sqrt(12^2) = 12 = 2*6 = 2^6
x^2 = 6
x = sqrt(6) = 2.44
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
s = length of sides

s =~ 8.485 cm

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