By the parallelogram rule or constructing a force triangle.

The shear changed the quadrilateral into a parallelogram.

四边形被剪成了平行四边形.

We have learned the area formulas of square, rectangle and parallelogram.

正方形 、 长方形、平行四边形面积的计算公式.

These are the opposite sides of the parallelogram.

这是平行四边形的对边.

The area of every triangle equals the area of the parallelogram.

每个三角形的面积等于拼成的平行四边形面积的.

Moreover , the parallelogram law is also generalized and some important operator inequalities are established.

与此同时推广了平行四边形法则,给出了一些重要的算子不等式.

In fact , the area of the steel plate is the area of the parallelogram.

求钢板的面积就上求平行四边形面积.

Ok, a parallelogram box, but a box nonetheless!

好吧, 一个平行四边形框, 但尽管如此,一个盒子!

We can show that u ( x, t ) can be determined at every point inside the parallelogram OACB.

我们可以证明,u ( x, t ) 可以在平行四边形OACB内部的每一点上被定出.

If I scissor the rectangle or parallelogram diagonals.

如果剪开的是一个长方形或者平行四边形,又会怎么样?

Make sure the students grasp the method of calculating the parallelogram well by doing Exercise 1.

通过书面练习第一题,巩固求平行四边形面积的计算能力.

Lyra consists of a little triangle, of which Vega is part, with a little parallelogram attached.

天琴座由一组三角形和一个小四边形组成,织女星只是其中一部分.

Cut the parallelogram into the 3 pieces, Rearrange the pieces to make a square.

将该平行四边形分割成三块, 再将这些分块重新组合成一个正方形.

They can be combined into a parallelogram.

可以拼成一个平行四边形.

The little parallelogram above your top lip is called the filtrum.

你上嘴唇上方的四方形叫做过滤器.

A solid with six faces, each a parallelogram and each being parallel to the opposite face.

平行六面体一种有六个面且每一面都是平行四边形并与对面相平行的立方体.

The following illustration shows the original image and the image mapped to the parallelogram.

下面的插图显示原始图像以及映射为平行四边形的图像.

Teacher: The shape of the parallelogram has changed. What about its perimeter?

师: 图形的形状变了,而周长 怎样 ?

What a great Paralympic Games this has been!

这是一届多么伟大的盛会!

China is actively bidding for the right to host the Paralympic Games.

中国积极争取残疾人奥运会的主办权.

We are here tonight to celebrate the Opening Ceremory of the Beijing 2008 paralympic Games.

今晚,我们在此相聚,共同庆祝北京2008残奥会隆重开幕.