{"code":0,"msg":"success","data":[[{"head_title":"选择题","questions":[{"question_id":"6527753","question_type":"1","question_channel_type":"1","is_explain":"1","is_on_sale":"1","question_status":"2","chid":"3","xd":"2","parent_id":"0","is_objective":"1","difficult_index":"1","master_level":"1","exam_type":"2","evaluated":"0","region_ids":"11","grade_id":"8","question_source":"浙江省嘉兴市秀洲区高照实验学校2017-2018学年八年级上册数学12月月考试题","mode":"2","title":"点P(1,3)所在的象限是( ) ","kid_num":"1","paperid":"676035","save_num":"73","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"点P(1,3)所在的象限是( ) ","options":{"A":"第一象限","B":"第二象限","C":"第三象限","D":"第四象限"},"sub_explanation":null,"knowledge":null,"category":null,"is_collect":false,"done":false,"myanswer":"","score":{"score":0},"sort":1,"sort2":1,"is_use":0},{"question_id":"6527755","question_type":"1","question_channel_type":"1","is_explain":"1","is_on_sale":"1","question_status":"2","chid":"3","xd":"2","parent_id":"0","is_objective":"1","difficult_index":"1","master_level":"2","exam_type":"2","evaluated":"0","region_ids":"11","grade_id":"8","question_source":"浙江省嘉兴市秀洲区高照实验学校2017-2018学年八年级上册数学12月月考试题","mode":"2","title":"以下各点中,在正比例函数y=2x图象上的是( )","kid_num":"1","paperid":"676035","save_num":"197","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"以下各点中,在正比例函数y=2x图象上的是( )","options":{"A":"(2,1)","B":"(1,2)","C":"(—1,2)","D":"(1,—2)"},"sub_explanation":null,"knowledge":null,"category":null,"is_collect":false,"done":false,"myanswer":"","score":{"score":0},"sort":2,"sort2":2,"is_use":0},{"question_id":"6527757","question_type":"1","question_channel_type":"1","is_explain":"1","is_on_sale":"1","question_status":"2","chid":"3","xd":"2","parent_id":"0","is_objective":"1","difficult_index":"1","master_level":"2","exam_type":"2","evaluated":"0","region_ids":"11","grade_id":"8","question_source":"浙江省嘉兴市秀洲区高照实验学校2017-2018学年八年级上册数学12月月考试题","mode":"2","title":"如下图,在△ABC中,AB=AC,∠A=40°,则∠B的度数为( )","kid_num":"1","paperid":"676035","save_num":"102","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"如下图,在△ABC中,AB=AC,∠A=40°,则∠B的度数为( )
","options":{"A":"80°","B":"70°","C":"60°","D":"40°"},"sub_explanation":null,"knowledge":null,"category":null,"is_collect":false,"done":false,"myanswer":"","score":{"score":0},"sort":3,"sort2":3,"is_use":0},{"question_id":"6527759","question_type":"1","question_channel_type":"1","is_explain":"1","is_on_sale":"1","question_status":"2","chid":"3","xd":"2","parent_id":"0","is_objective":"1","difficult_index":"1","master_level":"2","exam_type":"2","evaluated":"0","region_ids":"11","grade_id":"8","question_source":"浙江省嘉兴市秀洲区高照实验学校2017-2018学年八年级上册数学12月月考试题","mode":"2","title":"下列语句中,是命题的是( ) ","kid_num":"1","paperid":"676035","save_num":"40","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"下列语句中,是命题的是( ) ","options":{"A":"作线段AB的中垂线","B":"作 的平分线","C":"直角三角形的两锐角互余","D":" 与 相等吗?"},"sub_explanation":null,"knowledge":null,"category":null,"is_collect":false,"done":false,"myanswer":"","score":{"score":0},"sort":4,"sort2":4,"is_use":0},{"question_id":"6527761","question_type":"1","question_channel_type":"1","is_explain":"1","is_on_sale":"1","question_status":"2","chid":"3","xd":"2","parent_id":"0","is_objective":"1","difficult_index":"3","master_level":"2","exam_type":"2","evaluated":"0","region_ids":"11","grade_id":"8","question_source":"浙江省嘉兴市秀洲区高照实验学校2017-2018学年八年级上册数学12月月考试题","mode":"2","title":"如果a>b,那么下列各式中错误的是( ) ","kid_num":"1","paperid":"676035","save_num":"49","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"如果a>b,那么下列各式中错误的是( )","options":{"A":"a+5>b+5","B":"5a>5b","C":"","D":"-5a>-5b"},"sub_explanation":null,"knowledge":null,"category":null,"is_collect":false,"done":false,"myanswer":"","score":{"score":0},"sort":5,"sort2":5,"is_use":0},{"question_id":"6527763","question_type":"1","question_channel_type":"1","is_explain":"1","is_on_sale":"1","question_status":"2","chid":"3","xd":"2","parent_id":"0","is_objective":"1","difficult_index":"3","master_level":"2","exam_type":"2","evaluated":"0","region_ids":"11","grade_id":"8","question_source":"浙江省嘉兴市秀洲区高照实验学校2017-2018学年八年级上册数学12月月考试题","mode":"2","title":"以下各组数为边长的三角形中,能组成直角三角形的是( ) ","kid_num":"1","paperid":"676035","save_num":"47","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"以下各组数为边长的三角形中,能组成直角三角形的是( ) ","options":{"A":"3、4、5","B":"6、8、12","C":"5、12、15","D":"10、16、25"},"sub_explanation":null,"knowledge":null,"category":null,"is_collect":false,"done":false,"myanswer":"","score":{"score":0},"sort":6,"sort2":6,"is_use":0},{"question_id":"6527765","question_type":"1","question_channel_type":"1","is_explain":"1","is_on_sale":"1","question_status":"2","chid":"3","xd":"2","parent_id":"0","is_objective":"1","difficult_index":"3","master_level":"4","exam_type":"2","evaluated":"0","region_ids":"11","grade_id":"8","question_source":"浙江省嘉兴市秀洲区高照实验学校2017-2018学年八年级上册数学12月月考试题","mode":"2","title":"如图,已知AB=AD,BC=CD,AC,BD相交于点E,由这些条件不能推出的结论是( )","kid_num":"1","paperid":"676035","save_num":"42","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"如图,已知AB=AD,BC=CD,AC,BD相交于点E,由这些条件不能推出的结论是( )","options":{"A":"△DAE≌△BAE","B":"∠CDB=∠DBC ","C":"DE=BE","D":"∠ADB=∠DCA"},"sub_explanation":null,"knowledge":null,"category":null,"is_collect":false,"done":false,"myanswer":"","score":{"score":0},"sort":7,"sort2":7,"is_use":0},{"question_id":"6527767","question_type":"1","question_channel_type":"1","is_explain":"1","is_on_sale":"1","question_status":"2","chid":"3","xd":"2","parent_id":"0","is_objective":"1","difficult_index":"3","master_level":"2","exam_type":"2","evaluated":"0","region_ids":"11","grade_id":"8","question_source":"浙江省嘉兴市秀洲区高照实验学校2017-2018学年八年级上册数学12月月考试题","mode":"2","title":"已知三角形两边长分别为4和6,则该三角形第三边的长可能是( ) ","kid_num":"1","paperid":"676035","save_num":"52","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"已知三角形两边长分别为4和6,则该三角形第三边的长可能是( ) ","options":{"A":"2","B":"9","C":"10","D":"12"},"sub_explanation":null,"knowledge":null,"category":null,"is_collect":false,"done":false,"myanswer":"","score":{"score":0},"sort":8,"sort2":8,"is_use":0},{"question_id":"6527769","question_type":"1","question_channel_type":"1","is_explain":"1","is_on_sale":"1","question_status":"2","chid":"3","xd":"2","parent_id":"0","is_objective":"1","difficult_index":"3","master_level":"4","exam_type":"2","evaluated":"0","region_ids":"11","grade_id":"8","question_source":"浙江省嘉兴市秀洲区高照实验学校2017-2018学年八年级上册数学12月月考试题","mode":"2","title":"若不等式组 {x+2>2x−6x","kid_num":"2","paperid":"676035","save_num":"77","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"若不等式组 的解为 ,则m的取值范围是( )∵M是AB的中点
∴AM=BM
∵CM=DM,∠1=∠2
∴△AMC≌△BMD
","answer_json":["证明:∵M是AB的中点
∴AM=BM
∵CM=DM,∠1=∠2
∴△AMC≌△BMD
"],"explanation":"","pic_answer":"0","pic_explanation":"0","sub_explanation":null,"knowledge":null,"category":null,"done":false,"myanswer":"","sort2":1},{"question_id":"33395065","qsn_id":null,"question_type":"5","question_channel_type":"0","is_explain":"0","is_on_sale":"0","question_status":"0","question_tags":"","chid":"3","xd":"2","create_by":"风中的驻足1992","create_uid":"6898401","create_date":"2018-01-10 09:05:09","update_by":"","update_uid":"0","update_date":"2024-01-24 11:57:00","update_reason":"","audit_by":"","audit_uid":"0","audit_date":null,"audit2_by":"","audit2_uid":"0","audit2_date":null,"opinion":null,"parent_id":"6527807","sort":27,"is_objective":"0","difficult_index":"0","master_level":"0","exam_type":"0","evaluated":"0","region_ids":"","grade_id":"0","question_source":"","mode":"2","is_delete":"0","md5sum":"","title":"","kid_num":"0","paperid":"0","save_num":"0","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"若∠1=50°,∠C=45°,求∠B的度数。","options":"","answer":"解:∵∠A+∠1+∠C=180°∴∠A=85° ∵△AMC≌△BMD∴∠B=∠A=85°
","answer_json":["解:∵∠A+∠1+∠C=180°∴∠A=85° ∵△AMC≌△BMD∴∠B=∠A=85°
"],"explanation":"","pic_answer":"0","pic_explanation":"0","sub_explanation":null,"knowledge":null,"category":null,"done":false,"myanswer":"","sort2":2}],"knowledge":null,"category":null,"is_collect":false,"done":false,"myanswer":"","score":{"score":0,"subScore":[0,0]},"sort":26,"sort2":24,"is_use":0},{"question_id":"6527813","question_type":"7","question_channel_type":"28","is_explain":"1","is_on_sale":"1","question_status":"2","chid":"3","xd":"2","parent_id":"0","is_objective":"0","difficult_index":"5","master_level":"4","exam_type":"2","evaluated":"0","region_ids":"11","grade_id":"8","question_source":"浙江省嘉兴市秀洲区高照实验学校2017-2018学年八年级上册数学12月月考试题","mode":"2","title":"如图,在△ABC中,∠ABC的平分线BF与△ABC的外角平分线CF相交于点F,过F作DF∥BC,交AB于D,交AC于E。","kid_num":"1","paperid":"676035","save_num":"366","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"如图,在△ABC中,∠ABC的平分线BF与△ABC的外角平分线CF相交于点F,过F作DF∥BC,交AB于D,交AC于E。","options":"","sub_explanation":null,"list":[{"question_id":"45175151","qsn_id":null,"question_type":"5","question_channel_type":"0","is_explain":"0","is_on_sale":"0","question_status":"0","question_tags":"","chid":"3","xd":"2","create_by":"风中的驻足1992","create_uid":"6898401","create_date":"2018-01-10 09:05:09","update_by":"","update_uid":"0","update_date":"2024-01-24 11:56:59","update_reason":"","audit_by":"","audit_uid":"0","audit_date":null,"audit2_by":"","audit2_uid":"0","audit2_date":null,"opinion":null,"parent_id":"6527813","sort":28,"is_objective":"0","difficult_index":"0","master_level":"0","exam_type":"0","evaluated":"0","region_ids":"","grade_id":"0","question_source":"","mode":"2","is_delete":"0","md5sum":"","title":"","kid_num":"0","paperid":"0","save_num":"0","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"写出图中所有的等腰三角形,并选择其中一个说明理由。","options":"","answer":"解:△DBF、△ECF以说明△DBF为例:
∵BF平分∠ABC
∴∠DBF=∠CBF
∵DF∥BC
∴∠CBF=∠DFB
∴∠DBF=∠DFB,即△DBF为等腰三角形。
","answer_json":["解:△DBF、△ECF以说明△DBF为例:
∵BF平分∠ABC
∴∠DBF=∠CBF
∵DF∥BC
∴∠CBF=∠DFB
∴∠DBF=∠DFB,即△DBF为等腰三角形。
"],"explanation":"","pic_answer":"0","pic_explanation":"0","sub_explanation":null,"knowledge":null,"category":null,"done":false,"myanswer":"","sort2":1},{"question_id":"45175153","qsn_id":null,"question_type":"5","question_channel_type":"0","is_explain":"0","is_on_sale":"0","question_status":"0","question_tags":"","chid":"3","xd":"2","create_by":"风中的驻足1992","create_uid":"6898401","create_date":"2018-01-10 09:05:09","update_by":"","update_uid":"0","update_date":"2024-01-24 11:56:59","update_reason":"","audit_by":"","audit_uid":"0","audit_date":null,"audit2_by":"","audit2_uid":"0","audit2_date":null,"opinion":null,"parent_id":"6527813","sort":29,"is_objective":"0","difficult_index":"0","master_level":"0","exam_type":"0","evaluated":"0","region_ids":"","grade_id":"0","question_source":"","mode":"2","is_delete":"0","md5sum":"","title":"","kid_num":"0","paperid":"0","save_num":"0","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"直接写出BD,CE,DE之间的数量关系。","options":"","answer":"解:BD=DE+CE所以点C(2,2)
","answer_json":["解: 解得所以点C(2,2)
"],"explanation":"","pic_answer":"0","pic_explanation":"0","sub_explanation":null,"knowledge":null,"category":null,"done":false,"myanswer":"","sort2":2},{"question_id":"45175149","qsn_id":null,"question_type":"5","question_channel_type":"0","is_explain":"0","is_on_sale":"0","question_status":"0","question_tags":"","chid":"3","xd":"2","create_by":"风中的驻足1992","create_uid":"6898401","create_date":"2018-01-10 09:05:09","update_by":"","update_uid":"0","update_date":"2024-03-26 16:54:03","update_reason":"","audit_by":"","audit_uid":"0","audit_date":null,"audit2_by":"","audit2_uid":"0","audit2_date":null,"opinion":null,"parent_id":"6527821","sort":33,"is_objective":"0","difficult_index":"0","master_level":"0","exam_type":"0","evaluated":"0","region_ids":"","grade_id":"0","question_source":"","mode":"2","is_delete":"0","md5sum":"","title":"","kid_num":"0","paperid":"0","save_num":"0","oldqid":"0","explain_sort_need":"0","paper":null,"extra_file":"","question_text":"已知点P是y轴上的一个动点,求BP+CP的最小值和此时点P的坐标。BP+CP的最小值= BC' = 由C’(-2,2),B(3,0)可得直线 BC' 的函数表达式
直线 BC' 与y 轴交点即为点P(0, )
","answer_json":["解:因为点C为(2,2)作点C关于y轴对称点 ,连接BC’,由题可得BP+CP的最小值= BC' = 由C’(-2,2),B(3,0)可得直线 BC' 的函数表达式
直线 BC' 与y 轴交点即为点P(0, )
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