1. radius   enryuu   hankei   kaku   entou   Hint Half-n-half Clue   2. square   menseki   maru   chokkei   shikakukei   Half-n-half Clue   3. circle   kyuu   maru   sankakukei   chokkei   Half-n-half Clue   4. triangle   kyakusen,　kaabu   shuuichou   gawa   sankakukei   Half-n-half Clue   5. line   shikakukei   sen   kyakusen,　kaabu   enryuu   Half-n-half Clue   6. cone   shuuichou   gawa   ensui   shikakukei   Half-n-half Clue   7. sphere   gawa   hankei   hanen   kyuu   Half-n-half Clue