1. radio   angle   square   area   radius   Hint Half-n-half Clue   2. superficie   sphere   cylinder   area   volume   Half-n-half Clue   3. cono   cone   sphere   curve   point   Half-n-half Clue   4. cilindro   line   triangle   curve   cylinder   Half-n-half Clue   5. esfera   sphere   perimeter   triangle   line   Half-n-half Clue   6. punto   rectangle   side   volume   point   Half-n-half Clue   7. cubo   circle   semicircle   cube   rectangle   Half-n-half Clue