Answer:
Area of trapezoid = 84 ft^2
Step-by-step explanation:
Area of a trapezoid formula is
Length of base1 is 12ft
Length of base2 is 9ft
The height of the trapezoid is 8ft
Plug in all the values in the formula
Area of a trapezoid=
=
= 84 ft^2
160,000 - 156,350 =3,650