Mark M. answered 02/08/17
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Mathematics Teacher - NCLB Highly Qualified
s represents the side of the mirror
s2 represents the area of the mirror
s + 4 represents the side of the frame
(s + 4)2 represents the area of mirror and frame
(s +4)2 - s2 represents the area of the frame
32 = (s + 4)2 - s2
Can you solve for s and answer the question?