triangles

Step 2 Use markers to draw three small triangles and one large triangle on the poster board.

第二步：用记号笔在海报板上画三个小三角形和一个大三角形。

An equilateral triangle cannot be dissected into finitely many incongruent equilateral triangles.

等边三角形不能分成有限多个不全等的等边三角形.

Then one side of each of these triangles is brought into a common alignment.

这些三角形的一边会排成一条共同的直线.

Step 5 Glue the smaller triangles to the other end of the cola bottle, around its opening.

第五步：把较小的三角形粘在可乐瓶的另一端，即瓶口周围。

Firstly I compliment you on most of your excellent Spring issue of 'Triangle'.

首先，让我来夸几句，你们《三角迷踪》春季号的大部分内容都非常精彩。

This design is in pastel colours with three rectangles and three triangles

这一设计由淡色的3个长方形和3个三角形构成。

Its outline roughly forms an equilateral triangle.

它的轮廓大致形成一个等边三角形。

The two triangles coincide.

这两个三角形相重合.

Draw a diagonal line to divide the square into two triangles.

画一条对角线,把正方形分成两个三角形.

The bed linen is patterned in stylish checks, stripes, diagonals and triangles.

床单有漂亮的方格形、条纹、斜纹和三角形图案。

The plots of these stories almost always turn on love triangles.

这些故事的情节几乎总是离不开三角恋爱.

Revolution of a right triangle about one of its legs generates a cone.

直角三角形绕一直角边旋转即成锥形。

The trigonometric functions are defined for right triangles.

三角函数是对直角三角形定义的.

This design is in pastel colours with three rectangles and three triangles.

这一设计由淡色的3个长方形和3个三角形构成。

All of these are congruent triangles.

所有这些都是全等三角形.

This area of town is known as the Bermuda Triangle because drinkers can disappear into the pubs and clubs and be lost to the world.

城里的这一地区称作“百慕大三角”，因为酒徒进入这里的酒吧和夜总会后一时间消失得无影无踪。

the classic triangle of husband, wife and mistress.

丈夫、妻子与情妇的典型三角关系

On the table sat a box decorated with little pearl triangles.

桌上有一只用珠子串成的小三角形作装饰的盒子。

the great triangle of the Lancashire textile towns, stretching from Manchester up as far as Burnley and across to Accrington.

兰开夏郡的纺织城镇形成的大三角地带，从曼彻斯特向北至伯恩利，再从伯恩利西至阿克灵顿

She plays a French woman in a love triangle with Jonathan Pryce and Christopher Walken.

她扮演一位与乔纳森·普赖斯和克里斯托弗·沃肯有三角恋关系的法国女子。

The3 altitudes of a triangle are concurrent.

三角形的三个高共点。

The design is formed with triangles.

该图案由若干三角形组成.

Similar triangles have equal angles.

相似三角形有相等的角.

The sum of all the angles of a triangle is 180 degrees.

三角形内角总和为180度。

The area of a triangle is equal to half the product of any side and the altitude on that side.

三角形的面积等于任何一边与那边上的高的乘积的一半。

Cut the sandwiches into triangles.

把三明治切成三角形。

Let's consider the sawtooth pattern of similar triangles in Fig . 9.

我们来研究图9中一组相似三角形的锯齿形模型.

Another application of the algorithm is to retrieve triangles from the image.

该算法还可以实现在图像中检索三角形目标的功能.

The triangle of sky I see from where I am sitting is stripped of its daylight clouds.

我从座位上能看到一角天空，白日的云彩已经散尽，夜空中充斥着繁星，清风吹过时微微摇颤。

The base angles of an isosceles triangle are equal.

等腰三角形的底角相等.