Respuesta :

Answer:

39 ft^2

Step-by-step explanation:

area of small rectangle

length = 3 ft

breadth = 1 ft

area of rectangle = l*b

=3*1

=3 ft^2

area of big rectangle

length = 12 ft

breadth = 3 ft

area of rectangle = l*b

=12*3

=36 ft^2

area of the figure = area of small rectangle + area of big rectangle

=3 + 36 ft^2

=39 ft^2

39 square feet

Explanatiin:
Divide shape into 2 rectangles:

Area of upper rectangle;
1 • 3 = 3 ft2

Area of lower rectangle:
3 • 12 = 36 ft2

Add both areas of rectangles:
36 + 3 = 39 ft2

Hope this helps!