Understand Euclid's proof of the Pythagorean Theorem.

理解欧几里得对毕德哥拉斯定理的证明。

He is best known for the Pythagorean theorem, which bears his name.

他因以自己名字命名的毕达哥拉斯定理而最为知名。

And it turns out there's a variety of proofs of the Pythagorean Theorem.

其实有很多种证明勾股定理的方法。

The most complicated part, Devlin says, is our good old friend the Pythagorean theorem.

Devlin说，最复杂的部分便是我们熟知的毕达哥拉斯定理。

Trigonometry combines space and Numbers, and encompasses the well-known Pythagorean theorem.

三角结合空间和号码，以及包括著名的毕达哥拉斯定理。