Answer:
60
Explanation:
to find the volume you do length x width x height.
so you take the shapes apart so there is 3. 2 of them are the same which are 7x3x1 which is 21 then the other one is 7x3x1=21 then the last one is 3x3x2=18 then you add them together and get 60.
if i'm wrong i'm sorry