help pls as soon as possible!!!

Answer:
162,84 m2
Step-by-step explanation:
area of the square: L2 = 12^2 =144 m^2
area of the semi circle: πr^2 /2 = 3,14 × 12 / 2 = 18,84 m^2
area of the figure: 18,84 + 144 = 162,84