Respuesta :

Answer:

B) 297cm

Step-by-step explanation:

The easiest way would be to break it apart into a trapizoid and rectangle so ur equation would be

9×15+12(18+9)/2

and your final answer is going to be 297

B
18-9 divided by 2 is4.5 then times twelve is 54 which is the total area of both triangles the the rectangle is 27 times 9
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