如图,抛物线
与
轴负半轴交于点
,点
为线段
上一动点,点
的坐标为
,连接
,以
为底边向右侧作等腰直角
,若点
恰好在抛物线上,则
长为( )
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/28/757fe78d-d309-43ef-b01c-9e6c966f156a.png?resizew=203)
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A.4 | B.4.5 | C.5 | D.5.5 |
22-23九年级上·广东惠州·阶段练习 查看更多[4]
广东省惠州市惠阳区朝晖学校2022-2023学年九年级上学期9月月考数学试题 广东省惠阳区东升学校2022-2023学年八年级上学期 九月月考数学试题广东省广州市越秀区2022-2023学年九年级上学期数学期末质量检测问卷(已下线)专题22.32 实际问题与二次函数(分层练习)(培优练)-2023-2024学年九年级数学上册基础知识专项突破讲与练(人教版)
更新时间:2022-11-25 15:59:04
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【推荐1】如图,在平面直角坐标系中有一边长为1的正方形
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【推荐2】如图,在平面直角坐标系中,
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【推荐1】如图,过点
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【推荐2】如图,
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