下图是由三个边长分别为4、6、χ的正方形所组成的图形,直线AB将它分成面积相等的两部分,则χ的值是 A.3或5 B.2或4 C.1或3 D.1或6

作者: tihaiku 人气: - 评论: 0
问题 下图是由三个边长分别为4、6、χ的正方形所组成的图形,直线AB将它分成面积相等的两部分,则χ的值是
选项 A.3或5 B.2或4 C.1或3 D.1或6
答案 B
解析 以AB为对角线将图形补成长方形,也就是要缺失的两部分面积相同,2*4=x*(6-x),解得x=2或4

相关内容:下图,是由,三个,边长,正方形,图形,直线,面积

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