Find area 2

Find the area of the green region in the given picture. Dimensions are shown.

Correct answer:

A =  48

Step-by-step explanation:

AD=15 BD=9 CD=8  AB=AD2BD2=15292=12  S1=2AB BD=212 9=54  S2=2AB (BD+CD)=212 (9+8)=102  A=S2S1=10254=48

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