1. しかくけい   cone   curve   diameter   square   Hint Half-n-half Clue   2. がわ   radius   perimeter   cube   side   Half-n-half Clue   3. きゅう   cone   line   sphere   side   Half-n-half Clue   4. さんじょう、りっぽうたい   cube   cylinder   radius   point   Half-n-half Clue   5. くけい   cylinder   cone   rectangle   angle   Half-n-half Clue   6. しゅういちょう   perimeter   line   point   radius   Half-n-half Clue   7. はんえん   rectangle   semicircle   diameter   square   Half-n-half Clue