Answer:
476 cm²
Explanation:
area of top rectangle = 20 X 7 = 140.
area of bottom rectangle = 12 X (10 + 6) = 12 X 16 = 192.
area of small triangle = 1/2 X 6 X (20 - 12) = 1/2 X 6 X 8 = 24.
area of large triangle = 1/2 X 10 X 24 = 120.
area of the figure = 140 + 192 + 24 + 120 = 476 cm²