1. qiu xing   sphere   cone   circle   volume   Hint Half-n-half Clue   2. li fang [ti;ti]   circle   triangle   semicircle   cube   Half-n-half Clue   3. dian   side   angle   point   cone   Half-n-half Clue   4. [zheng;zheng] fang xing   square   diameter   cube   semicircle   Half-n-half Clue   5. [ou;qu] yu   perimeter   cube   radius   area   Half-n-half Clue   6. ban jing   cylinder   sphere   line   radius   Half-n-half Clue   7. ban yuan   volume   area   semicircle   cube   Half-n-half Clue