In this paper, we generalized the Pythagorean Theorem and C-osine law from the new point and we have got a few the simple proper uses of the result that we have made.

• 本文给出了两个定理:从一个新的角度推广了勾股定理与余弦定理:另外我们还给出了这两个定理的若干简单应用。