1 . 如图,长方体
中,点E,F分别是
和BD的中点,
,
,
,将下列两组中相等的向量连线.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e08b344a0ebe520f4147702257aa276b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d021a5c98388463d577675e58068aa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bc9a915b6183ce6418229dad5fec617.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3da8c338342e38c9aa3f274c053fd5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f639828509b293069c2782d049d22f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d19537b6aa2888860ce6a8033d4a63fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18a0e783537963d7ebd93b2e481c548e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da8d06249c2993354ec165218a038265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea16abad79703e194ef022e430682021.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e08b344a0ebe520f4147702257aa276b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/532a41ad7600bcb9eecb949fec58acee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d021a5c98388463d577675e58068aa7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb169a920a8286d127ba71b99f5c139b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6bc9a915b6183ce6418229dad5fec617.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9492b5602eba95ed7757f60687aaa1da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae54940f33b8714da5fe3b7546f8b3dc.png)
您最近一年使用:0次
名校
2 . 在正方体
中,设
,
,
,
,
分别是
,
的中点.
(1)用向量
,
,
表示
,
;
(2)若
,求实数
,
,
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7b9d8a08fc52c31cc1a7f527d18b55c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/184359fe3cadc363cf4ebe586c2b3db4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb353b74a350c3adfc1c6cd4e508849d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83c09eec4e14a861af83d7828797d176.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
(1)用向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96fe121e62557dbeeb40885d5aaeb801.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae54940f33b8714da5fe3b7546f8b3dc.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6186e940de954238085c0c68ef9fcdf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
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名校
3 . 如图,在平行六面体
中,设
,
,
,
,
,
分别是棱
,
,
的中点,试用
,
,
表示以下各向量:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7239b3f2d88c2e45e17e5de9ae1a332.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24cc37b6cfb037ac5e114daeb3a3b68f.png)
(3)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b2cffd3340a20e1a05d6dfe215f3607.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4f8173bb7787b6b107acfe767dd1d91.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/232311b4261c36b659555a07bfa00f7d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66fb71b75b63594ebeeeebd1963eed5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d366d8fbb7258ee051f49977441e14a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7239b3f2d88c2e45e17e5de9ae1a332.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24cc37b6cfb037ac5e114daeb3a3b68f.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9048009c730b179d7cb1e7f2364c86be.png)
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2024高三·全国·专题练习
4 . 如图,在平行六面体ABCD-A1B1C1D1中,设AA1=a,=b,
=c,M,N,P分别是AA1,BC,C1D1的中点.试用a,b,c表示以下各向量:
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7239b3f2d88c2e45e17e5de9ae1a332.png)
(2)A1N;
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76782c6299c144c919de3213c60a7e5f.png)
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解题方法
5 . 如图,在四棱锥中,底面
是边长为1的正方形,侧棱
的长为1,且
与
的夹角都等于60°,M在棱
上,
,设
,
.
(1)试用
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae951e0bb5a2a406f1572fc1e4964265.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7a046d7060dc843c78af806ee24f556.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7a046d7060dc843c78af806ee24f556.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7239b3f2d88c2e45e17e5de9ae1a332.png)
您最近一年使用:0次
23-24高二下·江苏·课前预习
6 . 如图所示,在平行六面体
中,设
,M,N分别是
的中点,P在线段
上,且
,试用
表示向量
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da90a14d217685c9a91b7350b7a11a9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/00d061c7a9c98768ead226c27bdfd2f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66fb71b75b63594ebeeeebd1963eed5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6aaad56f90846e5298555dd7c1112a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e12e95f703ad30ab9a3d38376830989.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7239b3f2d88c2e45e17e5de9ae1a332.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/7/65876cf9-6ec4-4ebd-80af-bc58b3b08a86.png?resizew=147)
您最近一年使用:0次
2024高二上·江苏·专题练习
7 . 已知
,
,
是三个不共面的向量,
,
,
,且
,
,
,
四点共面,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e73db31aecdde14e0002f082d9091df0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2980a18e4d0a2a795b7983a1a1866db7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1821c677712026f8de34fe924b1f52a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b30ac02890469b4716c89e9005e9087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a957b6ad6202a90de7da0d61d39f6884.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d79639c1de0a711e8747f2535f1395e.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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
您最近一年使用:0次
23-24高二下·江苏·课前预习
8 . 如图所示,在平行六面体
中,设
,
,
,
,
,
分别是
,
,
的中点,试用
,
,
表示向量
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e09725691ee7851f54c0dee86b2bf55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ef36fa79d02dd76e9ac5fda1689268f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9206f052cc7298fdf9049f9386f53928.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/381985fdee6a1ac3ad4a73f5f653b84c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2777840758e70e7dbbc18cef8f3d6d2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f66fb71b75b63594ebeeeebd1963eed5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/64c5562bd4d1b54424330cb6329cd79d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b45ba716f03748c19b7ce2f99af536ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/73a0b19e69be46452425916a0fcb49c9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea2e331e5e22fdb7a057526934384c41.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/7/0a9c034e-48f9-42b7-b27a-a10038afe41f.png?resizew=138)
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23-24高二下·江苏·课前预习
9 . 如图,正三棱柱
的各棱长都为
,
、
分别是
、
的中点,求
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42d3a82b8e587ee890467835bc4e854c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f1f229274a6e17977cc047814212589.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/7/1af18b93-4fe5-40e7-9a1d-4a1444debd30.png?resizew=108)
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