2021年人教版七年级数学下册第五章相交线与平行线单元检测试卷(含答案).pdf

人教版七年级数学下册第五章相交线与平行线单元检测卷一、选择题1.下列关于作图的语句正确的是（）.A画直线AB=10厘米.B画射线OB=10厘米.C已知 A，B，C三点，过这三点画一条直线.D过直线AB外一点画一条直线和直线AB平行.2下列说法正确的是()A大小相等的两个角互为对顶角B有公共顶点且相等的两个角互为对顶角C和为 180的两个角互为邻补角D一个角的邻补角可能是锐角、钝角或直角3.如图，直线lll2，直角三角板的直角顶点C在直线 l1上，一锐角顶点B在直线 l2上若 135，则2 的度数是()A65B55C45D354.如图，直线AB，CD相交于点O，所形成的1，2，3 和 4中，一定相等的角有()精品w o r d 可编辑资料-第 1 页，共 18 页-A0 对B1 对C2 对D4 对5下列说法中不正确的是 ().A同位角相等，两直线平行.B内错角相等，两直线平行.C同旁内角相等，两直线平行.D在同一平面内，垂直于同一条直线的两直线平行.6下列语句中，是命题的是()若 1 60，260，则 1 2；同位角相等吗？画线段AB CD；如果 ab，bc，那么 ac；直角都相等ABCD7.如图，115，AO OC，点 B，O，D在同一直线上，则2 的度数为()A75B15C105D1658下列命题中，是真命题的是()A角的边越长，角就越大B若 a4 b4，则 abC一个锐角与一个钝角的和等于一个平角D同旁内角可能相等精品w o r d 可编辑资料-第 2 页，共 18 页-文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S3文档编码:CX2Y3P6J8V1 HR6V9U2E6L4 ZH7F10N4U4S39.已知直线AB，CB，l 在同一平面内，若AB l，垂足为B，CBl，垂足也为B，则符合题意的图形可以是()10.7 一个图形和它经过平移所得的图形中，两组对应点所连的线段的关系是（）A平行B相等C平行（或在同一条直线上）且相等D既不平行，又不相等二、填空题11如图所示，想在河堤两岸搭建一座桥，搭建方式最短的是PN，理由是12如图所示，直线a，b 被 c 所截，130，2:31:5，则直线 a 与 b 的位置关系是 _13.将一个矩形纸片折叠成如图所示的图形若ABC 26，则 ACD 14 如图，如果 2100，那么 1 的同位角等于80，1 的内错角等于80，1 的同旁内角等于 .精品w o r d 可编辑资料-第 3 页，共 18 页-文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L1015如图，直线a 和 b 被直线 c 所截，1110，当 2_时，有直线ab 成立16.如图 523 是一个长方体，用符号表示下列两棱的位置关系：图 523 AB _BC；AB _EF；AB _CD.三、解答题17两条直线都与第三条直线相交，1 与 2 是内错角，1 和 3 是同旁内角(1)根据上述条件，画出符合题意的图形；(2)若 1 2 31 23，求 1，2，3 的度数精品w o r d 可编辑资料-第 4 页，共 18 页-文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L1018.已知如图，ABC ADC，BF、DE分别是 ABC、ADC的角平分线，1 2，那么 CD与 AB平行吗?写出推理过程19如图，已知1 2180，3 B，试判断 AED与 C的大小关系，并说明理由20如图，O是直线 AB上的一点，且AOC 13BOC.(1)求 AOC 的度数；(2)若 OC平分 AOD，试判断OD与 AB的位置关系精品w o r d 可编辑资料-第 5 页，共 18 页-文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L1021.如图，已知a，b，c，d 四条直线，a b，cd，1 110，求 2 的度数22联想与探索：如图 1,将线段 A1A2本向右平移1 个单位长度至B1B2，得到封闭图形A1A2B2B1(即阴影部分)，在图 2 中，将折线 A1A2A3向右平移 1 个单位长度至B1B2B3，得到封闭图形A1A2A3B3B2B1(即阴影部分).(1)在图 3中，请你类似地画一条有两个折点的折线，同样向右平移1 个单位长度，从而得到一个封闭图形，并用阴影表示；(2)请你分别写出上述三个图形中除去阴影部分后剩余部分的面积(设长方形水平方向长均为a,竖直方向长均为 b)：S1=，S2=，S3=;(3)如图 4，在一块长方形草地上，有一条弯曲的小路(小路任何地方的水平宽度都是2 个单位长度，长方形精品w o r d 可编辑资料-第 6 页，共 18 页-文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10水平方向长为a,竖直方向长为b)，则空白部分表示的草地面积是多少？(4)如图 5，若在(3)中的草地上又有一条横向的曲小路(小路任何地方的宽度都是1 个单位长度），则空白部分表示的草地面积是多少？精品w o r d 可编辑资料-第 7 页，共 18 页-文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10参考答案一、选择题1.下列关于作图的语句正确的是（D）.A画直线AB=10厘米.B画射线OB=10厘米.C已知 A，B，C三点，过这三点画一条直线.D过直线AB外一点画一条直线和直线AB平行.2下列说法正确的是(D)A大小相等的两个角互为对顶角B有公共顶点且相等的两个角互为对顶角C和为 180的两个角互为邻补角D一个角的邻补角可能是锐角、钝角或直角3.如图，直线lll2，直角三角板的直角顶点C在直线 l1上，一锐角顶点B在直线 l2上若 135，则2 的度数是(B)A65B55C45D354.如图，直线AB，CD相交于点O，所形成的1，2，3 和 4中，一定相等的角有(C)精品w o r d 可编辑资料-第 8 页，共 18 页-文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编码:CZ9S3H7F2N2 HU6J5K2T8P4 ZY5P5K8S8L10文档编