Rectangular 83244

The rectangular pool has dimensions of 25 meters and 12.5 meters. A 2-meter wide path surrounds the pool. How many square meters of tiles are needed to pave a sidewalk?

Correct answer:

S =  166 m2

Step-by-step explanation:

a=25 m b=12.5 m c=2 m  S1=a b=25 12.5=2625=312.5 m2 S2=(a+2 c) (b+2 c)=(25+2 2) (12.5+2 2)=2957=478.5 m2  S=S2S1=478.5312.5=166 m2



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