1. raggio   radius   cone   area   sphere   Hint Half-n-half Clue   2. superficie   area   cube   square   point   Half-n-half Clue   3. semicerchio   semicircle   side   curve   volume   Half-n-half Clue   4. curva   curve   angle   volume   radius   Half-n-half Clue   5. cerchio   circle   circumference   sphere   point   Half-n-half Clue   6. cono   square   perimeter   cone   angle   Half-n-half Clue   7. triangolo   triangle   square   volume   circumference   Half-n-half Clue