Answer:
4 2/3 units cubed
Step-by-step explanation:
Since they didn't give the 3rd side length, but they gave us one side's area we can just do 3 1/3 times 1 2/5 which gives us 14/3 which then is reduced to 4 2/3 units cubed.
Oh and btw I see that's a khan academy question.
