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求阴影面积是几何中的常见题型,做这类练习有助于培养学生观察能力、思维能力、灵活使用面积公式的能力.现归纳出几种巧求阴影面积的方法供参考
Finding the shadow area is a common problem in geometry. Doing this kind of exercise helps to develop students’ ability to observe, think, and flexibly use the area formula. Now we can summarize several ways to find the shadow area for reference.