Question 985497
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a=side of square; L=length of rectangle=a+5; W=width of rectangle=a-5
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Area of square=45
{{{a^2=45}}}
{{{a=sqrt(45)}}}
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{{{L=a+5=sqrt(45)+5}}}
{{{W=a-5=sqrt(45)-5}}}
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Area of rectangle=L*W
{{{Area=(sqrt(45)+5)(sqrt(45)-5)}}}={{{45-25=20}}}