1. radio   area   square   radius   point   Hint Half-n-half Clue   2. línea   line   side   circle   semicircle   Half-n-half Clue   3. volumen   volume   sphere   circumference   rectangle   Half-n-half Clue   4. ángulo   line   angle   radius   perimeter   Half-n-half Clue   5. triángulo   semicircle   diameter   cone   triangle   Half-n-half Clue   6. semicírculo   semicircle   radius   side   square   Half-n-half Clue   7. lado   perimeter   side   square   triangle   Half-n-half Clue