“视图与投影”是课标新增的内容,也是中考的常见考点.来看下面的例子:视图一、给出俯视图,画主视图与左视图例:下图是底面为等腰梯形的两个四棱柱的俯视图,棱柱的高与底面的最长棱相同,请你画出它们的主视图与左视图.分析:画主视图与左视图,首先要观察其图形特征.若是上宽下窄 “Views and Projection” is the new content of the course mark, and it is also a common test point for the Chinese exam. Look at the following examples: View one, give a top view, draw the main view and the left view Example: The figure below shows two isosceles trapezoids The top view of the four prisms, the height of the prism is the same as the longest edge of the bottom surface, please draw their front and left views. Analysis: To draw the main view and the left view, we must first observe its graphic features.