1. círculo   circumference   line   circle   cylinder   Hint Half-n-half Clue   2. cilindro   cylinder   line   diameter   volume   Half-n-half Clue   3. esfera   circle   rectangle   sphere   volume   Half-n-half Clue   4. cuadrado   radius   diameter   sphere   square   Half-n-half Clue   5. línea   angle   cube   line   sphere   Half-n-half Clue   6. cubo   side   radius   cube   area   Half-n-half Clue   7. triángulo   curve   point   diameter   triangle   Half-n-half Clue