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Titlebook: Geometry; A High School Course Serge Lang,Gene Murrow Textbook 1988Latest edition Springer Science+Business Media New York 1988 Area.DEX.Ma

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樓主: commotion
11#
發(fā)表于 2025-3-23 12:13:11 | 只看該作者
Coordinates,In more elementary courses you have already studied the number line, and so you already know that once a unit length is selected, we can represent points on a line by numbers. In Figure 2.1 we have drawn such a line and a few points.
12#
發(fā)表于 2025-3-23 14:42:46 | 只看該作者
13#
發(fā)表于 2025-3-23 20:11:34 | 只看該作者
The Distance Formula,We shall apply the Pythagoras theorem to give us a formula for the distance between two points in terms of their coordinates. We are given a coordinate system, which we draw horizontally and vertically for convenience.
14#
發(fā)表于 2025-3-24 01:16:24 | 只看該作者
15#
發(fā)表于 2025-3-24 04:21:51 | 只看該作者
Congruent Triangles,In previous chapters we have considered triangles which have special features like isosceles triangles or equilateral triangles. Now we come to studying arbitrary triangles.
16#
發(fā)表于 2025-3-24 07:54:58 | 只看該作者
Vectors and Dot Product,Consider an airplane flying through a crosswind.
17#
發(fā)表于 2025-3-24 12:00:44 | 只看該作者
18#
發(fā)表于 2025-3-24 18:31:40 | 只看該作者
Isometries,Some mappings which we have discussed have a special property which will first be illustrated in the Experiment.
19#
發(fā)表于 2025-3-24 22:59:16 | 只看該作者
https://doi.org/10.1007/978-1-4757-2022-8Area; DEX; Mathematica; Microsoft Access; Volume; algebra; boundary element method; form; geometry; mathemati
20#
發(fā)表于 2025-3-25 02:47:01 | 只看該作者
978-1-4419-3084-2Springer Science+Business Media New York 1988
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