1. ligne droite   straight line   quadrilateral   quadrangle   oval   Hint Half-n-half Clue   2. losange   rhombus   quadrilateral   convex   parallelogram   Half-n-half Clue   3. quadrilatère   segment   edge   quadrilateral   parallelogram   Half-n-half Clue   4. concave   hemisphere   concave   prism   polygon   Half-n-half Clue   5. hexagone   pentagon   hexagon   plane   prism   Half-n-half Clue   6. ovale   ellipse   ray   vertex   oval   Half-n-half Clue   7. sommet   straight line   pyramid   ray   vertex   Half-n-half Clue