What is the area of this quadrilateral?

Answer:
C, 48 square feet
Step-by-step explanation:
Area of trapezoid is [tex]\frac{b_1+b_2}{2}\cdot h[/tex], where b1 and b2 are the two bases.
The top base is 9, while the bottom base is 9+3+3=15.
9+15/2 = 12 * 4 = 48.
Answer:
your answer would be D. 36 square feet