等边三角形三边相等三内角相等。直角三角形有一个角等于90度。
An equilateral triangle has all sides equal and all angles equal. A right triangle has one Angle equal to 90 degrees.
正方形、圆形和三角形是三种形状。
所有陆龟品种都在三角形的上部形成一个紧密的点群；所有的水龟都聚集在三角图的下方。
All the land tortoise species formed a tight cluster of points in the upper part of the triangle; all the water turtles cluster in the lower part of the triangular graph.
一个三角形有三条边。
他们用一种三角形的坐标纸把三个测量值画在一起。
They used a kind of triangular graph paper to plot the three measurements against one another.
有多少三角形？有四个三角形。
举例来说，三角形带(0,1,2,3)可转换为两个三角形(0,1,2)及(1,2,3)。
For example, the triangle strip (0, 1, 2, 3) will translate to two triangles (0, 1, 2) and (1, 2, 3).
然后用三角形带取代三角形，从而减少索引数量。
Next, you reduce the number of indices by using triangle strips instead of triangles.
第一个例子是默认图片里似乎有两个三角形，但实际上只画了一个三角形。
A first example is the default picture where it might seem that there are two triangles but in fact only one triangle was drawn.
如果这些点相互连接，我们得到一个三角形，有三对人互为朋友。
If any of these points are connected to each other, then we have found a triangle of three mutual friends.
所有美丽的事物所共有的是美的理念或者定义，所有三角形所共有的是三角形的理念或定义，如此类推。
What all beautiful things have in common is the idea or definition of beauty, what all triangles have in common is the idea or definition of a triangle, and so forth.
按惯例，由三角形带中的第一个三角形定义其环绕。
The convention is that a strip's first triangle defines its winding.
第三个消息对一个三角形做了同样的事情。
把这四个变量看成是四元的而不是选出三个组合成三角形，它的优点在于：它给质量上带来了很多显著的帮助。
The merit of viewing the four as a tetrad rather than selecting only three to form a triangle is that it gives greater prominence to quality.
我们回到那个三角形：从上往下，你看能到三个平等的节点。
Let's go back to that triangle; seen from above there's three equal nodes.
它们也能表现为描述一个可定义概念或理论概念的性质，如“一切三角形都有三条边”。
They may also take the form of describing properties of a definable or theoretic concept, such as 'all triangles have three sides'.
如我上面所提到的，我们可以将三角形的类型按照角度或边来分类，在某些情况下，我们提供的三个数值也许不能组成三角形。
As I noted above, we can classify triangle types by angles or sides, and in some instances the three Numbers we supply may not form a valid triangle.
建议：三明治切成三个三角形。
传统铁三角的三个顶点转变为“敏捷三角形”的一个顶点，被称为约束。
The three vertices of the iron triangle collapse into one vertex of the Agile triangle called constraints.
在平面着色渲染模式下，可用三角形的第三个顶点颜色为整个三角形着色。
In flat-shading mode, you use the color of a triangle's third vertex across the whole triangle.
通过使用三角形带，新的三角形可重用最后两个索引。
With a triangle strip, new triangles reuse the preceding triangle's last two indices.
当我将一个三角形带环绕在清单1实现的整个立方体上时，首先从一个逆时针方向环绕的三角形(0,1,2)开始。
When I wrapped one triangle strip around the whole cube in Listing 1, I started with a triangle that is wound counter-clockwise (0, 1, 2).
三角形形状的火炬是奥运会三大理念友谊、卓越和尊重的象征。
The triangular-shaped torch symbolizes the three Olympic values of friendship, excellence and respect.
任何多边形都可定义为一组三角形的集合，因此三角形在3d实现中应用十分广泛。
Triangles are popular with 3d implementations because you can define any polygon as a set of triangles.
如果您用三角形的角度进行测试，那么可能的类型是直角、锐角、钝角或等角三角形。
If you test by the triangle's angles, possible types are right, acute, obtuse, or equiangular.
而在三角形上端，覆盖有与三角形，完美吻合的装置。
And on top of that are devices which have been specially designed to perfectly fit this triangle.
你可以使用初等的几何知识例如三角形的三个内角各为180度和三角形全等的规则(边-角-边等)。
You may only use elementary geometry, such as the fact that the angles of a triangle add up to 180 degrees and the basic congruent triangle rules (side-angle-side, etc.).
当设计这个测试时，您会瞬间看到三类输入输出数据：不等边三角形，等边三角形或者等腰三角形。
When designing tests for this, you immediately see three classes of input and output values: scalene, equilateral, and isosceles.
如果这些点相互连接，我们得到一个三角形，有三对人互为朋友。(四个点中的两个点相连，加上它们又都与最初的一个点相连)。
If any of these points are connected to each other, then we have found a triangle of three mutual friends. (these two points are connected, plus they are both connected to the original point).
如果这些点相互连接，我们得到一个三角形，有三对人互为朋友。(四个点中的两个点相连，加上它们又都与最初的一个点相连)。
If any of these points are connected to each other, then we have found a triangle of three mutual friends. (these two points are connected, plus they are both connected to the original point).
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