Respuesta :

The area of the poster is  28.75 feet square.

How to determine the area

Note that the area of a rectangle is given as;

Area = length × width

Length = 11. 5 feet

Width = 2. 5 feet

Area = 11. 5 × 2. 5

Area = 28. 75 feet square

Thus, the area of the poster is  28.75 feet square.

Learn more about area of a rectangle here:

https://brainly.com/question/14137384

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