Joe is building a fort for his little brother out of boxes. He is wondering how much room there will be inside the
40 in
20 in
20 in
30 in
60 in
How much space is inside the fort?

Joe is building a fort for his little brother out of boxes He is wondering how much room there will be inside the 40 in 20 in 20 in 30 in 60 in How much space i class=