Answer:
The answer is 27.5 units.
Step-by-step explanation:
The shape looks like trapezoid which corners are at below points:
A(-3,3)
B(-3,-4)
C(2,-2)
D(2,2)
To calculate surface of this trapezoid, we can use the formula below:
Where:
CD=4 unit
AB=7 unit
h=5 unit
-40
I hope this helps!