例句與造句

1. I need to prove that the medians of a triangle are concurrent ( the three medians of a triangle all meet at the same point, the centroid ).
2. I need to prove that the medians of a triangle are concurrent ( the three medians of a triangle all meet at the same point, the centroid ).
3. The three medians of a triangle intersect at the triangle's centroid ( the point on which the triangle would balance if it were made of a thin sheet of uniform-density metal ).
4. But now Dao's six point circle appear in a journal, appear in Kimberling center, appear in Cut the knot, appear in some another web site, with three independent proofs and this is nice property of the centroid and median of a triangle . ( Please ) You should remember that I don't name a theorem after my name, but I name it from title of some paper and title of some another website.
5. It's difficult to find median of a triangle in a sentence. 用median of a triangle造句挺難的