1. hexagone   plane   pentagon   hexagon   straight line   Hint Half-n-half Clue   2. pyramide   pyramid   rhombus   ray   parallelogram   Half-n-half Clue   3. ovale   concave   oval   rhombus   ellipse   Half-n-half Clue   4. parallélogramme   parallelogram   ray   vertex   heptagon   Half-n-half Clue   5. polygone   ellipse   straight line   polygon   pyramid   Half-n-half Clue   6. ligne droite   vertex   straight line   pyramid   hexagon   Half-n-half Clue   7. prisme   ellipse   rhombus   prism   heptagon   Half-n-half Clue