Question1: 1 flat for the base. He put 3 more flats on top of the base. What is the area of the base? 100 sq cm? What is the Volume of the prism? 400 cubic cm?
Question2: He used 4 longs and 12 cm cubes for the base. What is the area of the base? Are longs = 10? He added 4 more layers of base10 blocks on top of the base. What is the volume of the prism?