Answer:
The area of her front yard is <u>31.5 ft²</u>.
Step-by-step explanation:
Given:
Maria's front yard is shaped like a trapezoid with the dimension 5ft, 4ft and 7ft.
Now, to find the area of her front yard.
Dimension of front yard:
Base (a) = 5 ft.
Second base (b) = 4 ft.
Height (h) = 7 ft.
So, to getting the area of trapezoid we put formula:
Therefore, the area of her front yard is 31.5 ft².