The area of the irregular figure is: 180 mm²
How to Find the Area of an Irregular Figure?
To find the area of the given irregular figure, decompose the figure into a rectangle and a parallelogram.
Area of the rectangle = (length)(width) = (12)(6) = 72 mm
Area of the parallelogram = (base)(height) = (12)(15 - 6) = 108 mm
Area of the irregular figure = 72 + 108 = 180 mm²
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