Answer:
9 sq.un.
Step-by-step explanation:
The polygon it is surrounded by an imaginary square of 4 X 4 units per side
To their area we subtract the areas of the imaginary triangles in white.
Results the area of the shaded polygon:
[tex]A=4^{2} -\frac{(2)(3)}{2} -2(\frac{(1)(3)}{2} )-\frac{(1)(2)}{2} =16-3-3-1=16-7=9sq.un.[/tex]
Hope this helps
