Break up the model into 2 pieces. It seems like you've already split it, across the side by where it says 2 cm.
The volume of the top will be 5x4x5. You can see the top is 5, along the side is 4, and you find the bottom by subtracting 2 and 2 from 9.
The volume of the top is 100 cm^3
The volume of the bottom is 9x5x3. All these side measurements are given.
The volume of the bottom is 135 cm^3.
Add the two measurements together.
The total volume is 235 cm^3, or A
