Shawn has 150 ft. of the fence. He wants to create a dog pen where the length is twice as big as the width.
Hello Guest!
\(l=2b\\ S=2(b+l)=150ft\\ 2(b+2b)=150ft\\ 6b=150ft\\ b= \dfrac{150ft}{6}\)
\(b=25ft\)
\(l=2b\\ l=2\cdot 25ft\)
\(l=50ft\)
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