以上来源于: WordNet
Using the same two initial arm lengths an Angle of 90 degrees between them produces a third side which is the square root of 2 times the arm length.
使用最初的相等的两个手臂长度和之间的夹角为90度,可以产生第三条边,而变成等于2的平方根乘以手臂的长度。
The length of the diagonal side will be the square root of 2. This diagonal will be used to construct the next square root by employing a similar method.
对角线的长度是2的平方根。应用类似的方法,这个对角线会被用来构造下一个平方根。
If I make it four times shorter-- l 2 the square root of four is two.
如果缩小4倍-,缩小4倍-,l,four,times,shorter--,4的平方根是。
You know, if you're wandering through Harvard Square and you see an out-of-work Harvard grad, they're handing out examples of square roots, they'll give you an example and you can test it to see is the square root of 2, 1.41529 or whatever.
你知道,如果你从哈佛校园里穿过去,你看见了一个失业校友,正在派发平方根的示例,他们会给你一个例子,而你会检查2的平方根是1。41529或者别的什么。
If I say x is 2, I want to know, what's the square root of 2, well if you're enough of a geek, you'll say 1.41529 or whatever the heck it is, but in general, this doesn't help you find the square root.
如果我说X等于,我想知道,2的平方根是多少,那么如果你足够书呆子你就会说,1。41529或者随便什么玩意儿,但是大体上,它不会帮你算出平方根。
First of all, it's clear from the Pythagoras' theorem that a is the square root of ^2 + ^2.
首先,根据毕达哥拉斯定理,勾股定理在西方被称为"毕达哥拉斯定理"
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