A ballroom in a hotel has the shape shown in the diagram. The hotel manager needs to determine how much carpet is needed to recarpet this area. All angles are right angles. The area of the ballroom is
Answer would be 72yd. Multiply 12x3 to get 36. Subtract the 12x3 part of the polygon to get another 6x6 part. Add the values together [(12x3) + (6x6)] to get 72.
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