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Find the Perimeter for the rectangle ABCD.
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Find the Perimeter for the rectangle ABCD.

Find the Perimeter for the rectangle ABCD.-example-1
User David Rutherford
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\cfrac{9r}{2r+6s}+\cfrac{9r}{2r+6s}+\cfrac{5r}{2r+6s}+\cfrac{5r}{2r+6s}\implies \cfrac{9r+9r+5r+5r}{2r+6s} \\\\\\ \cfrac{28r}{2r+6s}\implies \cfrac{28r}{2(r+3s)}\implies \cfrac{14r}{r+3s}

User Denis Tarasov
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