1. parallele Linien   oval   hemisphere   prism   parallel lines   Hint Half-n-half Clue   2. Rhombus   parallelogram   prism   hexagon   rhombus   Half-n-half Clue   3. Hexagon   oval   ellipse   hexagon   heptagon   Half-n-half Clue   4. Pentagon   pentagon   quadrilateral   pyramid   parallelogram   Half-n-half Clue   5. flach   ray   parallel lines   vertex   plane   Half-n-half Clue   6. oval   oval   polygon   edge   pyramid   Half-n-half Clue   7. Ellipse   parallelogram   ellipse   concave   segment   Half-n-half Clue