can someone pls help for brainlest

Answer:
455 square kilometers (km2)
Step-by-step explanation:
Step 1: Find the area of the white square: 11 km x 11 km= 121 km2
Step 2: Find the area of the green square: 24 km x 24 km= 576 km2
Step 3: Subtract the white square from the green square: 576-121= 455
Step 4: The answer is 455 square kilometers (km2). Hope this helped!