can anyone help me with this with easy tricks
We also have to find volume
I have exams tommorow

Answer:
1,120 cm³
Step-by-step explanation:
Hello!
Think about it this way: There is a rectangular prism, with lengths of 20cm, 12cm, and 10cm, and another rectangular prism cut out of it with lengths, of 8cm, 8cm, and 20cm.
Volume = L * W * H
V = L * W * H
Subtract:
The total volume is 1,120cm³