1. chokkei   circle   diameter   perimeter   point   Hint Half-n-half Clue   2. sanjoo、rippoutai   line   cube   curve   area   Half-n-half Clue   3. kyuu   sphere   side   angle   curve   Half-n-half Clue   4. kyakusen,　kaabu   point   curve   cone   circumference   Half-n-half Clue   5. maru   sphere   circle   side   line   Half-n-half Clue   6. entou   cone   cylinder   circumference   perimeter   Half-n-half Clue   7. enryuu   line   circumference   angle   sphere   Half-n-half Clue