A cube has all its edges 7 cm long. 5 of it’s 6 faces are painted while one face is left unpainted. Once the paint dries, the cube is then cut into smaller cubes of dimensions 1 cm x 1cm x 1cm for each small cube. Thus 343 new smaller cubes are formed.
Now answer the next 3 questions based on this data .
(1) How many smaller cubes will have 2 of their faces painted and remaining 4 faces unpainted ?
(2)How many smaller cubes will have 1 of their faces painted and remaining 5 faces unpainted ?
(3)How many smaller cubes will have none of their faces painted ?
Answer:
(1) 24
(2) 194
(3) 36
Step-by-step explanation: