1 . 下面用到“转化法”的有( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/8/d9fe1b4e-39c5-4e76-b650-1ead83e91bab.png?resizew=688)
A.①③④ | B.①②③ | C.②③④ | D.①②③④ |
您最近一年使用:0次
2 . 直接写得数.
_____;
_____;
_____;
_____;
_____;
_____;
_____;
_____.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aba638b152cd40466f251f4626a074be.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3987572e873dea335df5ec851c453f8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fbd511e8d62501f4ef16d9a96ab90aa6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/560d9f9af79b8bf4c80da2cebc87eccb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/766d7436e4cb1a7688615babd63929bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/676e52fffc79f9aabc68fb4afad1e45a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/63720edd93a730d9085292d4110c2731.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b72a2cd0384b1847fafdd83661176527.png)
您最近一年使用:0次
3 . 直接写出结果.
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e92c2b1bb716e8bc68d9e621b937d15.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f957d62b7cfba0ce515ea13db0358f8.png)
(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f383c9830e8e31be3ad7a3dc005e2cbf.png)
(4)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7f71b5af0d17deb4531019baffcceed.png)
(5)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fc4383fb78e22ea3c4eafd74a618d7e.png)
(6)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed4a668f5036481e916697bbee69c6dc.png)
(7)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ef28250a894b2b58de8d7d0c5b068a9.png)
(8)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecf314292ac85706644904da367aad54.png)
(9)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a7d2864be06169ad40ebf1035368e47.png)
(10)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e92c2b1bb716e8bc68d9e621b937d15.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f957d62b7cfba0ce515ea13db0358f8.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f383c9830e8e31be3ad7a3dc005e2cbf.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7f71b5af0d17deb4531019baffcceed.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0fc4383fb78e22ea3c4eafd74a618d7e.png)
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed4a668f5036481e916697bbee69c6dc.png)
(7)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ef28250a894b2b58de8d7d0c5b068a9.png)
(8)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ecf314292ac85706644904da367aad54.png)
(9)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a7d2864be06169ad40ebf1035368e47.png)
(10)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41b26eac461ed7087157ba81dc9bb396.png)
您最近一年使用:0次
2023七年级上·全国·专题练习
4 . 把一张正方形纸先上下对折,再左右对折,得到的图形是 __ 形,它的面积是原正方形面积的 __ ,它的周长是原正方形周长的 __ .
您最近一年使用:0次
5 . 计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e4c0edf19e6cf55b7cd3f4ef2e2d882.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e4c0edf19e6cf55b7cd3f4ef2e2d882.png)
您最近一年使用:0次
6 . 直接写出得数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea47f4a938fd4a966e98592b3d25907e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e5d990e3c5366b1b06eff48a580de069.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/085db3833ef799640efd021ed96b63ec.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff7f96da1e13581101ce6517442fb65e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea47f4a938fd4a966e98592b3d25907e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8efb3817825c77950242bd8eb63df1a9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70634aedd3e0c5ee9a3bdb6ac462ed65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0822823e5917d2e37d0ee1cd34a40fbe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f8a54c2fa3def0fe9c6e9b07c1e6544.png)
您最近一年使用:0次
7 . 如果规定
,那么![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb4c2b4708a8f16ebf2092fc5ef6941c.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be85e94efc361069a7edfc35893b3bbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb4c2b4708a8f16ebf2092fc5ef6941c.png)
您最近一年使用:0次
22-23六年级·上海·假期作业
8 . 规定:
,
,
,
,……如果
,那么
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8cd464f80bf1f9b46a6020bebec04534.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f20e48fe90fccecd7cd1401032bb32ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2b4c22012e919b67a6957528be72883.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2b430bcf43f6f4c61a2e51c958cd63f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/222d45b35bd952838e5d76bde418cf65.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c72d0951a4ec5cbf7c5e3100c0da8d1.png)
您最近一年使用:0次
9 .
米的
是____ 米.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d33adb74906403b0b00fcbd9fa691d8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b2a698891d42c70b597f0da4f215f09.png)
您最近一年使用:0次
10 . 计算:
,运用了( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cc58d5566fd0112f859609bf4b96ea3.png)
A.加法交换律 | B.乘法结合律 | C.乘法交换律 | D.乘法分配律 |
您最近一年使用:0次