中职数学三角函数的概念练习题
A组
1、选择题
![](https://wkrtcs.bdimg.com/rtcs/image?w=644&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"644","h":"33","dataType":"png","c":"word/media/image1_1.png","imgOriW":6072,"imgOriH":311})
![](https://wkrtcs.bdimg.com/rtcs/image?w=628&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_4","w":"628","h":"39","dataType":"png","c":"word/media/image6_1.png","imgOriW":5544,"imgOriH":341})
![](https://wkrtcs.bdimg.com/rtcs/image?w=676&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_4","w":"676","h":"30","dataType":"png","c":"word/media/image11_1.png","imgOriW":6545,"imgOriH":290})
![](https://wkrtcs.bdimg.com/rtcs/image?w=161&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_4","w":"161","h":"31","dataType":"png","c":"word/media/image16_1.png","imgOriW":2928,"imgOriH":564})
2、填空题
![](https://wkrtcs.bdimg.com/rtcs/image?w=387&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_31","w":"387","h":"55","dataType":"png","c":"word/media/image20_1.png","imgOriW":3667,"imgOriH":519})
![](https://wkrtcs.bdimg.com/rtcs/image?w=342&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_31","w":"342","h":"40","dataType":"png","c":"word/media/image22_1.png","imgOriW":3943,"imgOriH":458})
![](https://wkrtcs.bdimg.com/rtcs/image?w=459&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_31","w":"459","h":"33","dataType":"png","c":"word/media/image23_1.png","imgOriW":5093,"imgOriH":363})
![](https://wkrtcs.bdimg.com/rtcs/image?w=101&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_31","w":"101","h":"29","dataType":"png","c":"word/media/image24_1.png","imgOriW":1375,"imgOriH":388})
![](https://wkrtcs.bdimg.com/rtcs/image?w=528&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_31","w":"528","h":"57","dataType":"png","c":"word/media/image26_1.png","imgOriW":4224,"imgOriH":456})
3、求下列函数的定义域：
![](https://wkrtcs.bdimg.com/rtcs/image?w=222&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_31","w":"222","h":"35","dataType":"png","c":"word/media/image27_1.png","imgOriW":3337,"imgOriH":533})
B 组
1、选择题
![](https://wkrtcs.bdimg.com/rtcs/image?w=564&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_36","w":"564","h":"59","dataType":"png","c":"word/media/image29_1.png","imgOriW":4284,"imgOriH":450})
![](https://wkrtcs.bdimg.com/rtcs/image?w=681&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_36","w":"681","h":"58","dataType":"png","c":"word/media/image34_1.png","imgOriW":4805,"imgOriH":407})
![](https://wkrtcs.bdimg.com/rtcs/image?w=661&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"661","h":"29","dataType":"png","c":"word/media/image39_1.png","imgOriW":6545,"imgOriH":290})
![](https://wkrtcs.bdimg.com/rtcs/image?w=477&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"477","h":"61","dataType":"png","c":"word/media/image44_1.png","imgOriW":3881,"imgOriH":493})
![](https://wkrtcs.bdimg.com/rtcs/image?w=218&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"218","h":"27","dataType":"png","c":"word/media/image45_1.png","imgOriW":3951,"imgOriH":493})
![](https://wkrtcs.bdimg.com/rtcs/image?w=213&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"213","h":"27","dataType":"png","c":"word/media/image47_1.png","imgOriW":3951,"imgOriH":493})
2、填空题
![](https://wkrtcs.bdimg.com/rtcs/image?w=595&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"595","h":"63","dataType":"png","c":"word/media/image49_1.png","imgOriW":4296,"imgOriH":452})
![](https://wkrtcs.bdimg.com/rtcs/image?w=590&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"590","h":"30","dataType":"png","c":"word/media/image50_1.png","imgOriW":6043,"imgOriH":312})
。
![](https://wkrtcs.bdimg.com/rtcs/image?w=587&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"587","h":"34","dataType":"png","c":"word/media/image51_1.png","imgOriW":5664,"imgOriH":331})
。
![](https://wkrtcs.bdimg.com/rtcs/image?w=569&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"569","h":"62","dataType":"png","c":"word/media/image52_1.png","imgOriW":4219,"imgOriH":460})
。
3、解答题
![](https://wkrtcs.bdimg.com/rtcs/image?w=617&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"617","h":"35","dataType":"png","c":"word/media/image53_1.png","imgOriW":5776,"imgOriH":325})
答案；A组
一、1.C 2.C 3.A 4.C
二、1.![](https://wkrtcs.bdimg.com/rtcs/image?w=55&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"55","h":"41","dataType":"png","c":"word/media/image54_1.png","imgOriW":1446,"imgOriH":1093})
2. 3. 4.
三、1.![](https://wkrtcs.bdimg.com/rtcs/image?w=203&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"203","h":"41","dataType":"png","c":"word/media/image58_1.png","imgOriW":3026,"imgOriH":617})
2.
B组
一、1.C 2.A 3.B 4.C
二、1.![](https://wkrtcs.bdimg.com/rtcs/image?w=72&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"72","h":"19","dataType":"png","c":"word/media/image60_1.png","imgOriW":1905,"imgOriH":493})
2. 3. 4.
三、![](https://wkrtcs.bdimg.com/rtcs/image?w=260&md5sum=da93a37ba97c6e218850f155f2f26255&sign=4d691bcd16&rtcs_flag=1&rtcs_ver=4&l=webapp&bucketNum=467&ipr={"t":"img","r":"r_1","w":"260","h":"45","dataType":"png","c":"word/media/image64_1.png","imgOriW":3302,"imgOriH":576})
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