Answer:
The area of this shape is super close/equal to 18.283

Explanation:
The area of this shape will be equal to the sum of the area of the trapezoid with the height being 4m and parallel lines being 2m and 4m long, and the area of the semi-circle with the radius of 2m. And so we get...
Let "A" be the total area of this shape, then...
π
/2
π
/2
≈ 12 + 6.283
A ≈ 18.283
