Deep pool - bottom

The pool is 25m long and 12m wide. In one half of the pool, the depth is the same, 1.8m, in the other half, the bottom gradually increases to a depth of 1.2m. What is the area of ​​the entire bottom?

Final Answer:

S =  300.2 m2

Step-by-step explanation:

a=25 m b=12 m c1=1.8 m c2=1.2 m  a2=a/2=25/2=225=12.5 m  S1=a2 b=12.5 12=150 m2  a3=a22+(c1c2)2=12.52+(1.81.2)212.5144 m S2=a3 b=12.5144 12150.1727 m2  S=S1+S2=150+150.1727=300.2 m2



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