2.1 图形的轴对称 课时练习（含答案）

中小学教育资源及组卷应用平台 2.1 图形的轴对称 一、夯实基础 1．自新冠肺炎疫情发生以来，全国人民共同抗疫，各地积极普及科学防控知识，下面是科学防控知识的图片，图片上有图案和文字说明，其中图案是轴对称图形的是(　　) INCLUDEPICTURE "C:\\Users\\Administrator\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\2021-83.TIF" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\2021-83.TIF" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\2021-83.TIF" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\2021-83.TIF" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\2021-83.TIF" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\2021-83.TIF" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\2021-84.TIF" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\2021-84.TIF" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\2021-84.TIF" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\2021-84.TIF" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\2021-84.TIF" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\2021-84.TIF" \* MERGEFORMATINET A．打喷嚏捂口鼻 B．喷嚏后慎揉眼 C．勤洗手勤通风 D．戴口罩讲卫生 2．在下列图形中，对称轴条数最多的是(　　) INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\麻麻\\八年级校本作业（暑假期间筹备）\\补-5.EPS" \* MERGEFORMAT INCLUDEPICTURE "C:\\Users\\Administrator\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\补-5.EPS" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\补-5.EPS" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\补-5.EPS" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\补-5.EPS" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\补-5.EPS" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\补-5.EPS" \* MERGEFORMATINET 　　　　　 INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\麻麻\\八年级校本作业（暑假期间筹备）\\补-6.EPS" \* MERGEFORMAT INCLUDEPICTURE "C:\\Users\\Administrator\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\补-6.EPS" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\补-6.EPS" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\补-6.EPS" \* MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\AppData\\Local\\Temp\\360zip$Temp\\360$3\\补-6. ... ...