Look at the picture.
The area of a parallelogram:
[tex]A_P=5\cdot3=15[/tex]
The area of a triangle:
[tex]A_T=\dfrac{1}{2}\cdot5\cdot5=12.5[/tex]
The area of the polygon:
[texA=A_P+A_T\\\\A=15+12.5=27.5\ u^2[/tex]
Answer: D. 27.5 square inches /inches?/ I think, correct is units