1. circonférence   triangle   curve   circle   circumference   Hint Half-n-half Clue   2. carré   point   rectangle   square   circumference   Half-n-half Clue   3. demi-cercle   side   semicircle   point   angle   Half-n-half Clue   4. cône   sphere   cone   square   circumference   Half-n-half Clue   5. périmètre   sphere   perimeter   cylinder   circle   Half-n-half Clue   6. triangle   cone   circle   triangle   angle   Half-n-half Clue   7. diamètre   sphere   diameter   semicircle   cylinder   Half-n-half Clue