The area of the given figure will be
66 sq.units
The area of the figure is the sum of areas of all rectangles and squares contributing to the figure.
∴ Area = 3 × 4 + 3 × 4 + 3 × 4 + 3 × 7 + 3 × 3
= 12+12+12+21+9
= 66 sq.units