Answer:
A = 192 units²
Explanation:
the figure is a trapezium.
the area (A) of a trapezium is calculated as
A =
h (b₁ + b₂ )
where h is the height between the bases and b₁, b₂ are the bases
here h = 12 , b₁ = 12 , b₂ = 20 , then
A =
× 12 × (12 + 20) = 6 × 32 = 192 units²