Rectangular 81838

The rectangular pool has dimensions of 12m and 25m. They built a 2-wide sidewalk around the pool and a fence around the sidewalk. How long is the fence if they leave 1 m for the entrance hole?

Correct answer:

x =  89 m

Step-by-step explanation:

a=12 m b=25 m c=2 m w=1 m  A=a+2 c=12+2 2=16 m B=b+2 c=25+2 2=29 m  o=2 (A+B)=2 (16+29)=90 m  x=ow=901=89 m

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