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在 2 0 0 1年江苏各地的中考试题中 ,出现了不少构思新颖 ,解法独特的几何试题 ,这类试题既重视基础知识 ,又考查学生的思路、方法的灵活性 ,而且能激励学生的创新意识 .1 考查学生探索问题的能力图 1例 1 如图 1,已知 AB为半圆 O的直径 ,AP为过点 A的半圆的切线 .在 AB上任
In the 2001 mid-level examination questions in various parts of Jiangsu, there were a number of geometric problems with novel ideas and unique solutions. These questions not only attached importance to the basic knowledge, but also examined the flexibility of the students’ ideas and methods, and encouraged students’ Innovation awareness.1 Ability to examine students’ problems in exploration Figure 1 Example 1 As shown in Figure 1, AB is known as the diameter of a semicircle O, and AP is a tangent to a semicircle passing through point A.