Answer:
472
Step-by-step explanation:
Find volume of each individual rectangular prism:
10 * 10 * 2 = 200
6 * 3 * 4 = 72
10 * 10 * 2 = 200
Add volumes together to get answer:
200 + 200 + 72 = 472
Note: volume of a rectangular prism = length * width * height
