What is the area of this trapezoid?
A) 108 in²
B) 139.5 in²
C) 166 in²
D) 171 in²

Answer:
B)139.5
Step-by-step explanation:
Right-angled triangle formula A=ab/2 so find the area of both triangles left side: 2*9/2=9 right side 5*9/2= now find the area of the rectangle 9*12= add all them together 9+22.5+108=139.5