一.选择题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c64a66fbe72a61b249ae4ca4d91b7cf.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/25/ad4fda7c-bfb5-4e8d-9f4a-261a49e76c19.png?resizew=218)
A.y=sin![]() | B.y=sin![]() |
C.y=sin![]() | D.y=sin![]() |
【知识点】 三角函数在生活中的应用解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6c64a66fbe72a61b249ae4ca4d91b7cf.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/25/ad4fda7c-bfb5-4e8d-9f4a-261a49e76c19.png?resizew=218)
A.y=sin![]() | B.y=sin![]() |
C.y=sin![]() | D.y=sin![]() |
【知识点】 三角函数在生活中的应用解读
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/23/44ebf283-ae28-4192-bc9c-361c73043b14.png?resizew=141)
A.![]() | B.![]() |
C.![]() | D.![]() |
![](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/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eabd5f3a86afe49dcd70571e2b96cfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://img.xkw.com/dksih/QBM/2020/2/6/2393072158720000/2393689987997696/STEM/e098a535-c455-4961-8b86-9a8c51dabc87.png?resizew=238)
A.![]() | B.![]() |
C.![]() | D.![]() |
【知识点】 三角函数在生活中的应用解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17375498fcd71a15ba331cdbab76fc10.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7aeb9a94e392f6759b18abed89aacc5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0aa322d2cebc023ea521729cbd87a973.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 几何中的三角函数模型解读 求sinx型三角函数的单调性
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/825116eb345f5505ebc8c1cdb8a1f131.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/9/7292bb1b-fc36-4564-929c-17bb0f8c2bdb.png?resizew=115)
A.16分钟 | B.18分钟 | C.20分钟 | D.22分钟 |
【知识点】 几何中的三角函数模型解读 三角函数在生活中的应用解读
二.填空题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6fa0def31ed1678644f8d3321d285fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1028bbe072e5990baab636074949b4bb.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/23/b1dbe884-7f22-4b51-b22b-ae561041c98e.png?resizew=139)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/23/d34c6910-e790-40f5-9897-1537f30cc557.png?resizew=162)
【知识点】 三角函数在生活中的应用解读
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d88591679796c52024d11c4de641bdb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c67d01e61dc0042e67b5e8ec8e727c22.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/20/3d61d553-0c80-4463-a92d-1b6578683925.png?resizew=452)
【知识点】 三角函数在生活中的应用解读
三.解答题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8290f44312bc157e7939a7f38873bcc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf9f50605db5d5f8f3a01ee8e474a112.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/2/824c5b94-3260-4839-9c0d-8377b97e7e18.png?resizew=202)
(1)将点 P 距离水面的高度 h(m )表示为时间 t(s)的函数;
(2)点 P 第一次达到最高点需要多少时间.