如图1,在正方形
中,
,点
是
边上的中点,动点
从
点出发,以
个单位每秒的速度沿
运动,最终到达点
.设点
运动的时间为
秒,
的面积为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/24/3dd3a117-64c3-45c5-90ee-b33f2775d6b2.png?resizew=116)
(1)写出
与
之间的关系式,注明自变量
的取值范围,并在图
所示的平面直角坐标系中画出这个函数的图象.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/24/29d1ce1a-f9bd-4cf0-8e45-b7366531301f.png?resizew=256)
(2)写出函数图象的性质:____________(写出一条即可).
(3)当
的面积等于
的时候,时间
______.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc11331a7b2d2619b40ee6d34c3bd620.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4a11585965a676bc532313ce5622ea8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/729684f958ad60b8e905fe1e1da53c03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/24/3dd3a117-64c3-45c5-90ee-b33f2775d6b2.png?resizew=116)
(1)写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/24/29d1ce1a-f9bd-4cf0-8e45-b7366531301f.png?resizew=256)
(2)写出函数图象的性质:____________(写出一条即可).
(3)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/729684f958ad60b8e905fe1e1da53c03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
更新时间:2023-12-10 08:26:48
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相似题推荐
解答题-问答题
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【推荐1】如图1,将一副三角板摆放在直线
上,在三角板
和三角板
中,
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/1/c4dad72f-0bd2-47a8-8054-6d3329e33dac.png?resizew=273)
(1)保持三角板
不动,当三角板
旋转至图2位置时,
与
有怎样的数量关系?请说明理由.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/1/0b5daadb-6f60-42a0-a670-ef4c89742741.png?resizew=273)
(2)如图3,若三角板
开始绕点O以每秒6度的速度逆时针旋转的同时、三角板
也绕点O以每秒3度的速度逆时针旋转,当
旋转至射线
上时,两块三角板同时停止转动.设旋转时间为t秒,则在此过程中,是否存在t,使得
?若存在,求出t的值;若不存在,请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4819c39c281427826e1b3f7a4c2b720.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3201d3796ed9a29338aac25245a7c8e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b712c5985f21e5eab3ee563a45332c76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5784ea22dbd90af6cdceae43f80a22e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a327b3c7ec05a5da39530fd3b34379.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/1/c4dad72f-0bd2-47a8-8054-6d3329e33dac.png?resizew=273)
(1)保持三角板
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3201d3796ed9a29338aac25245a7c8e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4819c39c281427826e1b3f7a4c2b720.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc9f91270ddbe1cf3c1362e1b95aee14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/826fa702e700b8536f77e44b134ce334.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/1/0b5daadb-6f60-42a0-a670-ef4c89742741.png?resizew=273)
(2)如图3,若三角板
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e4819c39c281427826e1b3f7a4c2b720.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3201d3796ed9a29338aac25245a7c8e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0d3c4f9899566639d2df7e21ff4155e0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/1/165ee72c-a7f3-4fd1-9be0-cea0158971d5.png?resizew=273)
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【推荐2】如图:已知
,射线
绕点
从射线
位置开始按顺时针方向以每秒
的速度旋转,同时射线
绕点
从射线
位置开始按逆时针方向以每秒
的速度旋转,设旋转时间为
秒(
).
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/11/1e56a364-a4a3-42a3-baee-591db74120b7.png?resizew=271)
(1)用含
的代数式表示
的度数;
(2)在运动过程中,当
第二次达到
时,求
的值;
(3)射线
,
在旋转过程中是否存在这样的
,使得射线
是由射线
,射线
,射线
中的其中两条组成的角(指大于
而不超过
的角)的平分线?如果存在,请直接写出
的值;如果不存在.请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a563c50a7f6d10fa46339d7107fc85e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb204f42d5fb6cd55050a18cca2804b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88e9f7d1272b7344346b58b660aa260a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/741a44528782580d24249e8075b8cd9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fb11d5e5244f7b59dca710272382f0f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/11/1e56a364-a4a3-42a3-baee-591db74120b7.png?resizew=271)
(1)用含
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77603496a315e39db671c0c1e4256cc5.png)
(2)在运动过程中,当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d7b2fe01a33c4825f9974ed9663a99c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79a97bb4dcfab4ec7539bc783d563c49.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
(3)射线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aaf3369e0ea90e8d5cf4b6b3c45c0fd8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88e9f7d1272b7344346b58b660aa260a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/235d495d88b8e51f89e2e4da27328025.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfe639eab78eafd2d40ea70aa5d3f21d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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【推荐1】如图1所示,在
中,
是三角形的高,且
,
,点
是
上的一个动点,由点
向点
运动,其速度与时间的变化关系如图2所示.
(1)由图2知,点E运动的时间为 s,速度为
,点E停止运动时距离点C
.
(2)求在点E的运动过程中,
的面积
与运动时间
之间的关系是 .
(3)求点E停止运动后,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d5e5dde0bba0b85b10a85dfd11ed260.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3208e0a5c6c5e101cb02d4330a92977b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/11/63a9fe86-deb3-49ef-ba4f-04bbe0520a65.jpg?resizew=265)
(1)由图2知,点E运动的时间为 s,速度为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c03979a9e4302894d7cf26951dc0651c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c255bed34ed3d3d34d652fa4bf3136f2.png)
(2)求在点E的运动过程中,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e742966e3711cfa53dce04022acf4bcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e5e73c7b4067fd7d625a8f4bac325e2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7096ff83d5f8a5a346a44ec1e155ca62.png)
(3)求点E停止运动后,求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e742966e3711cfa53dce04022acf4bcc.png)
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【推荐2】如图(1),矩形ABCD中,动点P在AD边上由点A向终点D运动,设AP=x,△PAB的面积为y,整个平移过程中若y与x存在函数关系如图(2)所示,点A关于BP的对称点为Q,连接BQ、PQ.
(1)直接写出AD的长是______,AB的长是______;
(2)当点Q落在矩形ABCD的对角线上时,求x的值.
(1)直接写出AD的长是______,AB的长是______;
(2)当点Q落在矩形ABCD的对角线上时,求x的值.
![](https://img.xkw.com/dksih/QBM/2021/5/22/2726499527819264/2792532955521024/STEM/481f2636-1c68-40d0-8603-f3b730b7f35a.png)
![](https://img.xkw.com/dksih/QBM/2021/5/22/2726499527819264/2792532955521024/STEM/d51704a9-6c8c-43b6-82f3-39c0da521eb4.png)
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【推荐3】如图(1),在平面直角坐标系中,点A、C分别在y轴和x轴上,AB//x轴,cosB=
.点P从B点出发,以1cm/s的速度沿边BA匀速运动,点Q从点A出发,沿线段AO-OC-CB匀速运动.点P与点Q同时出发,其中一点到达终点,另一点也随之停止运动.设点P运动的时间为t(s),△BPQ的面积为S(cm2),已知S与t之间的函数关系如图(2)中的曲线段OE、线段EF与曲线段FG.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/5/d4cd867b-1379-4f8e-8795-ca80ebbdca52.png?resizew=435)
(1)点Q的运动速度为_____cm/s,点B的坐标为______;
(2)求曲线FG段的函数解析式;
(3)当t为何值时,△BPQ的面积是四边形OABC的面积的
?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eac97e6740365c85ad857aff85cefbe5.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/5/d4cd867b-1379-4f8e-8795-ca80ebbdca52.png?resizew=435)
(1)点Q的运动速度为_____cm/s,点B的坐标为______;
(2)求曲线FG段的函数解析式;
(3)当t为何值时,△BPQ的面积是四边形OABC的面积的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca83504e351d7516f61a3052d7a31859.png)
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【推荐1】如图,在四边形
中,且
,对角线
和
相交于点O,且
,过点B作
,交
于点E,连结
.
;
(2)试探究四边形
的形状,并说明理由;
(3)若
,
,
,求四边形
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce0d7095ddd69d6ceaf1065b1bc2c79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b9ea68dbddf33f0fed8f35a1fd5c90b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85cc2d13a34d55d51145ed918dbd81db.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a496f78ec137ed12d03d13e352d3982.png)
(2)试探究四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1d70676406f26d339465fe3473c0c05.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4009aa13093cc3865dcd51b371892160.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7788830ed1cb3b9c5988f70f43595f2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/348fb71fbc47fd87e9ce011652ef4186.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1d70676406f26d339465fe3473c0c05.png)
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【推荐2】[问题提出]
(1)如图
,已知线段
,点
为
上方的一个动点,且点
与点
之间的距离为
.则
,
,
所围成的三角形面积的最大值为 ;
[问题探究]
(2)如图2,
为
的弦.
,点
为圆周上一动点,连接
、
,
,
为
上一点,且
,求
周长的最大值;
[问题解决]
(3)如图3,某农业中心要规划一块形状为四边形
的试验田,
,
,
.在边
上找一点
,连接
,
交于点
,将四边形
分为四块不同的区域,在
和
区域内种植玉米,剩下两块区域内分别种植甲,乙两种不同的水稻,并沿
、
修两条灌溉水渠.根据设计要求,种植甲水稻的面积与种植乙水稻的面积相等,要求
的面积要尽可能大、灌溉水渠的总长度(
)尽可能长.问能否达到该规划的设计要求?若能,请求出
面积的最大值和灌溉水渠的总长度
的最大值;若不能,请说明理由.
(1)如图
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7788830ed1cb3b9c5988f70f43595f2e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
[问题探究]
(2)如图2,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d97cdc586744d208b6f69c9813af977.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7bae5203f4b4acf23779114b3466e17.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26fdd8e57562ba94e10e7f1d770826d0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a1b7513e09cccf40c3a483064b97e48.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab2a2834d80ff574e79eae8ca8d4e94f.png)
[问题解决]
(3)如图3,某农业中心要规划一块形状为四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42a876bc003f6c042c24ff4d8c11c8a8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7dfd2c085efb9435956b7f8f8686c03.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf4dc4d7d30af1cdce660795e0fd7d7c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46abd17495a147128f69e096f756b31d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6aa2b5e09f8ec785c59900a529390a02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06e322e0c87479bba874db9ae9ba36b5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f46b357e543eb2e895d0ea4742f4546.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1a33d27a9c655d01f606e9bce02b0a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6830ebecddbd9759be626289c408e4f3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9abaeba15f3abdd877bc701af52c5cd9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b1bd1adfe4cc6566218f19970c2fd3b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab15f71acf24a48b4ea4efac5f09b718.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab15f71acf24a48b4ea4efac5f09b718.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/21/a7bf24f1-c4c9-45f7-b199-945ef459a835.png?resizew=417)
您最近一年使用:0次
解答题-作图题
|
适中
(0.65)
【推荐1】如图所示,在平面直角坐标系中,已知
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/29/9b8b365e-83cc-4488-b04f-ea0e3822c0ad.jpg?resizew=225)
(1)若点
在x轴上,且线段
的长度为4,则点
的坐标为 ;
(2)在平面直角坐标系中画出
,则
的面积是 ;
(3)已知M为x轴上一点,若
的面积为6,求点M的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48459fcff7af81f603f4a4311691c214.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6938eeb65411eeac15e140cf1db99773.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6dfd3d55a8807342b3fe7eb939f54cc.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/2/29/9b8b365e-83cc-4488-b04f-ea0e3822c0ad.jpg?resizew=225)
(1)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6024fd4532f5f981deac4582c799a6ef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
(2)在平面直角坐标系中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(3)已知M为x轴上一点,若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f955e5cc9f108de6f3ca01e5eb84c52e.png)
您最近一年使用:0次
解答题-应用题
|
适中
(0.65)
【推荐2】如图所示
(1)建立合适的平面直角坐标系画出
、
、
,
,
相应点的坐标
(2)连接
,求出
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7adb1ee82e729d0b448b2a0222090285.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1590e6477d4bb46c44addb0cae10e260.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5907cec6649703d5e158bf44b3c4dc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ad2bc26b7b1d0538ad4b81bfc68e66a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05ba45b8911ddb0999ecb3dcf9a384f2.png)
(2)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c09afc70f448545336304333d5b5658b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e742966e3711cfa53dce04022acf4bcc.png)
您最近一年使用:0次