Asked by Lori
                Show a complete solution to each problem.
Find the exact length of the side of a square whose diagonal is 3 feet.
I am having problems understanding how you figure out this problem. Can someone help me? Thanks.
            
        Find the exact length of the side of a square whose diagonal is 3 feet.
I am having problems understanding how you figure out this problem. Can someone help me? Thanks.
Answers
                    Answered by
            drwls
            
    Draw a square. Draw a diagonal. Let each side length be x. 
The Pythagorean theorem tells you that x^2 + x^2 = 2x^2 = 3^2 = 9
Solve for x.
    
The Pythagorean theorem tells you that x^2 + x^2 = 2x^2 = 3^2 = 9
Solve for x.
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