1. ángulo   circumference   cube   cylinder   angle   Hint Half-n-half Clue   2. semicírculo   circle   circumference   diameter   semicircle   Half-n-half Clue   3. diámetro   semicircle   angle   square   diameter   Half-n-half Clue   4. esfera   sphere   semicircle   radius   cylinder   Half-n-half Clue   5. círculo   perimeter   cylinder   circle   square   Half-n-half Clue   6. circunferencia   circumference   sphere   curve   cube   Half-n-half Clue   7. cono   perimeter   rectangle   radius   cone   Half-n-half Clue