新高考數(shù)學(xué)一輪復(fù)習(xí)分層提升練習(xí)第38練 兩條直線的位置關(guān)系(精講)(原卷版)_第1頁
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第38練兩條直線的位置關(guān)系(精練)【A組】一、單選題1.直線SKIPIF1<0的斜率與y軸上的截距分別為(

)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<02.過兩點(diǎn)SKIPIF1<0的直線的傾斜角為SKIPIF1<0,則SKIPIF1<0(

)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<03.直線SKIPIF1<0在SKIPIF1<0軸上的截距為SKIPIF1<0,在SKIPIF1<0軸上的截距為SKIPIF1<0,則(

)A.SKIPIF1<0,SKIPIF1<0 B.SKIPIF1<0,SKIPIF1<0 C.SKIPIF1<0,SKIPIF1<0 D.SKIPIF1<0,SKIPIF1<04.已知直線l經(jīng)過點(diǎn)SKIPIF1<0,SKIPIF1<0,則下列不在直線l上的點(diǎn)是(

)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<05.點(diǎn)SKIPIF1<0,P在直線SKIPIF1<0上,SKIPIF1<0,則P點(diǎn)的個(gè)數(shù)是(

)A.0 B.1 C.2 D.36.若兩直線SKIPIF1<0與SKIPIF1<0互相垂直,則實(shí)數(shù)SKIPIF1<0的值為(

)A.SKIPIF1<0 B.3 C.SKIPIF1<0 D.SKIPIF1<07.一條光線從點(diǎn)SKIPIF1<0射出,與SKIPIF1<0軸相交于點(diǎn)SKIPIF1<0,則反射光線所在直線在SKIPIF1<0軸上的截距為(

)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<08.已知直線SKIPIF1<0:SKIPIF1<0,SKIPIF1<0:SKIPIF1<0,若SKIPIF1<0,則SKIPIF1<0(

)A.1 B.-1或-3 C.1或3 D.39.直線SKIPIF1<0:SKIPIF1<0,SKIPIF1<0:SKIPIF1<0,則“SKIPIF1<0或SKIPIF1<0”是“SKIPIF1<0”的(

)A.充分不必要條件 B.必要不充分條件C.充要條件 D.既不充分又不必要條件10.已知直線SKIPIF1<0與SKIPIF1<0平行,則SKIPIF1<0與SKIPIF1<0的距離為(

)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<011.若直線SKIPIF1<0與直線SKIPIF1<0的交點(diǎn)在第一象限,則實(shí)數(shù)SKIPIF1<0的取值范圍是(

)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<012.若經(jīng)過SKIPIF1<0和SKIPIF1<0的直線的傾斜角為鈍角,則實(shí)數(shù)a的值可能為(

)A.0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<013.已知點(diǎn)SKIPIF1<0,SKIPIF1<0,過點(diǎn)SKIPIF1<0的直線SKIPIF1<0與線段SKIPIF1<0相交,則SKIPIF1<0的斜率的取值范圍為(

)A.SKIPIF1<0 B.SKIPIF1<0C.SKIPIF1<0 D.SKIPIF1<014.直線l的傾斜角是直線SKIPIF1<0傾斜角的一半,且直線l與坐標(biāo)軸所圍成的三角形的面積為10,則直線l的方程可能是(

)A.SKIPIF1<0 B.SKIPIF1<0C.SKIPIF1<0 D.SKIPIF1<015.已知點(diǎn)SKIPIF1<0,SKIPIF1<0,若直線SKIPIF1<0:SKIPIF1<0與線段SKIPIF1<0有公共點(diǎn),則k的取值范圍是(

)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<016.如果SKIPIF1<0,SKIPIF1<0,那么直線SKIPIF1<0不通過(

)A.第一象限 B.第二象限 C.第三象限 D.第四象限二、多選題17.已知直線SKIPIF1<0:SKIPIF1<0,下列說法正確的是(

)A.若SKIPIF1<0,則直線SKIPIF1<0的傾斜角為SKIPIF1<0 B.若直線SKIPIF1<0在兩坐標(biāo)軸上的截距相等,則SKIPIF1<0C.SKIPIF1<0,原點(diǎn)SKIPIF1<0到直線SKIPIF1<0的距離為5 D.直線SKIPIF1<0與直線SKIPIF1<0垂直,則SKIPIF1<018.已知直線SKIPIF1<0,其中SKIPIF1<0,則(

)A.當(dāng)SKIPIF1<0時(shí),直線SKIPIF1<0與直線SKIPIF1<0垂直B.若直線SKIPIF1<0與直線SKIPIF1<0平行,則SKIPIF1<0C.直線SKIPIF1<0過定點(diǎn)SKIPIF1<0D.當(dāng)SKIPIF1<0時(shí),直線SKIPIF1<0在兩坐標(biāo)軸上的截距相等19.下列說法正確的是(

)A.直線SKIPIF1<0的傾斜角SKIPIF1<0的取值范圍是SKIPIF1<0B.點(diǎn)SKIPIF1<0關(guān)于直線SKIPIF1<0的對(duì)稱點(diǎn)為SKIPIF1<0C.過點(diǎn)SKIPIF1<0,且在兩坐標(biāo)軸上截距互為相反數(shù)的直線SKIPIF1<0的方程為SKIPIF1<0D.直線SKIPIF1<0的方向向量為SKIPIF1<0,則該直線的傾斜角為SKIPIF1<020.下列結(jié)論錯(cuò)誤的是()A.過點(diǎn)SKIPIF1<0,SKIPIF1<0的直線的傾斜角為SKIPIF1<0B.若直線SKIPIF1<0與直線SKIPIF1<0垂直,則SKIPIF1<0C.直線SKIPIF1<0與直線SKIPIF1<0之間的距離是SKIPIF1<0D.過SKIPIF1<0兩點(diǎn)的直線方程為SKIPIF1<0三、填空題21.請(qǐng)寫出直線SKIPIF1<0的一個(gè)方向向量SKIPIF1<0.22.若直線SKIPIF1<0與直線SKIPIF1<0垂直,則實(shí)數(shù)SKIPIF1<0.23.使三條直線SKIPIF1<0,SKIPIF1<0,SKIPIF1<0不能圍成三角形的實(shí)數(shù)m的值為.24.直線SKIPIF1<0與直線SKIPIF1<0平行,則SKIPIF1<0.25.已知點(diǎn)P,Q的坐標(biāo)分別為SKIPIF1<0,SKIPIF1<0,直線l:SKIPIF1<0與線段PQ的延長線相交,則實(shí)數(shù)m的取值范圍是.26.已知點(diǎn)SKIPIF1<0,SKIPIF1<0,若直線SKIPIF1<0與線段SKIPIF1<0(含端點(diǎn))相交,則k的取值范圍為.27.已知直線SKIPIF1<0過點(diǎn)SKIPIF1<0,且分別與SKIPIF1<0軸的正半軸、SKIPIF1<0軸的正半軸交于SKIPIF1<0兩點(diǎn),SKIPIF1<0為原點(diǎn),則SKIPIF1<0面積最小值為.28.已知直線SKIPIF1<0,則點(diǎn)SKIPIF1<0關(guān)于l的對(duì)稱點(diǎn)的坐標(biāo)為.29.若SKIPIF1<0,SKIPIF1<0,點(diǎn)SKIPIF1<0在線段SKIPIF1<0(含端點(diǎn))上移動(dòng),則SKIPIF1<0的最小值為.30.已知直線SKIPIF1<0,若直線SKIPIF1<0的傾斜角SKIPIF1<0,求實(shí)數(shù)SKIPIF1<0的取值范圍31.光線由點(diǎn)SKIPIF1<0射到直線SKIPIF1<0上,反射后過點(diǎn)SKIPIF1<0,則反射光線所在直線的一般式方程為.32.已知直線SKIPIF1<0與SKIPIF1<0互相垂直,垂足為SKIPIF1<0,則SKIPIF1<0的值是33.直線SKIPIF1<0的方程為:SKIPIF1<0,若直線SKIPIF1<0不經(jīng)過第二象限,則實(shí)數(shù)SKIPIF1<0的取值范圍為.34.如圖,在等腰直角三角形SKIPIF1<0中,SKIPIF1<0,點(diǎn)SKIPIF1<0是邊SKIPIF1<0上異于SKIPIF1<0的一點(diǎn),光線從點(diǎn)SKIPIF1<0出發(fā),經(jīng)SKIPIF1<0發(fā)射后又回到原點(diǎn)SKIPIF1<0,若光線SKIPIF1<0經(jīng)過SKIPIF1<0的重心,則SKIPIF1<0長為.

【B組】一、單選題1.已知直線SKIPIF1<0,SKIPIF1<0互相垂直,則實(shí)數(shù)SKIPIF1<0的值為(

)A.SKIPIF1<0 B.SKIPIF1<0或SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<0或SKIPIF1<02.已知點(diǎn)SKIPIF1<0到直線l:SKIPIF1<0的距離為d,則d的可能取值是(

)A.0 B.1 C.SKIPIF1<0 D.43.一條沿直線傳播的光線經(jīng)過點(diǎn)SKIPIF1<0和SKIPIF1<0,然后被直線SKIPIF1<0反射,則反射光線所在的直線方程為(

)A.SKIPIF1<0 B.SKIPIF1<0C.SKIPIF1<0 D.SKIPIF1<04.漢代初年成書的《淮南萬畢術(shù)》記載:“取大鏡高懸,置水盆于下,則見四鄰矣”.這是中國古代入民利用平面鏡反射原理的首個(gè)實(shí)例,體現(xiàn)了傳統(tǒng)文化中的數(shù)學(xué)智慧.在平面直角坐標(biāo)系SKIPIF1<0中,一條光線從點(diǎn)SKIPIF1<0射出,經(jīng)SKIPIF1<0軸反射后的光線所在的直線與圓SKIPIF1<0相切,則反射光線所在直線的斜率為(

)A.SKIPIF1<0 B.SKIPIF1<0或1 C.1 D.25.已知直線SKIPIF1<0,點(diǎn)SKIPIF1<0,記SKIPIF1<0到SKIPIF1<0的距離為SKIPIF1<0,則SKIPIF1<0的取值范圍為(

)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<06.不論實(shí)數(shù)SKIPIF1<0取何值時(shí),直線SKIPIF1<0都過定點(diǎn)SKIPIF1<0,則直線SKIPIF1<0關(guān)于點(diǎn)SKIPIF1<0的對(duì)稱直線方程為(

)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<07.已知直線SKIPIF1<0,若直線SKIPIF1<0與連接SKIPIF1<0兩點(diǎn)的線段總有公共點(diǎn),則直線SKIPIF1<0的傾斜角范圍為(

)A.SKIPIF1<0 B.SKIPIF1<0C.SKIPIF1<0 D.SKIPIF1<08.已知直線SKIPIF1<0,若直線SKIPIF1<0與連接SKIPIF1<0、SKIPIF1<0兩點(diǎn)的線段總有公共點(diǎn),則直線SKIPIF1<0的傾斜角范圍為(

)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<09.直線SKIPIF1<0的傾斜角是直線SKIPIF1<0傾斜角的一半,且直線SKIPIF1<0與坐標(biāo)軸所圍成的三角形的面積為SKIPIF1<0,則直線SKIPIF1<0的方程可能是(

)A.SKIPIF1<0 B.SKIPIF1<0C.SKIPIF1<0 D.SKIPIF1<010.已知直線SKIPIF1<0,點(diǎn)SKIPIF1<0,記SKIPIF1<0到SKIPIF1<0的距離為SKIPIF1<0,則SKIPIF1<0的取值范圍為(

)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<011.已知直線SKIPIF1<0,若直線SKIPIF1<0與連接SKIPIF1<0、SKIPIF1<0兩點(diǎn)的線段總有公共點(diǎn),則直線SKIPIF1<0的傾斜角范圍為(

)A.SKIPIF1<0 B.SKIPIF1<0C.SKIPIF1<0 D.SKIPIF1<012.已知圓O:SKIPIF1<0和點(diǎn)SKIPIF1<0,點(diǎn)SKIPIF1<0,M為圓O上的動(dòng)點(diǎn),則SKIPIF1<0的最小值為(

)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<0二、多選題13.滿足下列條件的直線SKIPIF1<0與SKIPIF1<0,其中SKIPIF1<0的是(

)A.SKIPIF1<0的傾斜角為SKIPIF1<0,SKIPIF1<0的斜率為SKIPIF1<0B.SKIPIF1<0的斜率為SKIPIF1<0,SKIPIF1<0經(jīng)過點(diǎn)SKIPIF1<0,SKIPIF1<0C.SKIPIF1<0經(jīng)過點(diǎn)SKIPIF1<0,SKIPIF1<0,SKIPIF1<0經(jīng)過點(diǎn)SKIPIF1<0,SKIPIF1<0D.SKIPIF1<0的方向向量為SKIPIF1<0,SKIPIF1<0的方向向量為SKIPIF1<014.已知直線SKIPIF1<0:SKIPIF1<0,SKIPIF1<0:SKIPIF1<0,則(

)A.若SKIPIF1<0,則SKIPIF1<0的一個(gè)方向向量為SKIPIF1<0 B.若SKIPIF1<0,則SKIPIF1<0或SKIPIF1<0C.若SKIPIF1<0,則SKIPIF1<0 D.SKIPIF1<0恒過定點(diǎn)SKIPIF1<015.已知直線SKIPIF1<0過直線SKIPIF1<0和SKIPIF1<0的交點(diǎn),且原點(diǎn)到直線SKIPIF1<0的距離為3,則SKIPIF1<0的方程可以為(

)A.SKIPIF1<0 B.SKIPIF1<0C.SKIPIF1<0 D.SKIPIF1<016.下列結(jié)論錯(cuò)誤的是(

)A.過點(diǎn)SKIPIF1<0,SKIPIF1<0的直線的傾斜角為SKIPIF1<0B.若直線SKIPIF1<0與直線SKIPIF1<0垂直,則SKIPIF1<0C.直線SKIPIF1<0與直線SKIPIF1<0之間的距離是SKIPIF1<0D.已知SKIPIF1<0,SKIPIF1<0,點(diǎn)P在x軸上,則SKIPIF1<0的最小值是617.已知直線SKIPIF1<0,則下列表述正確的是(

)A.當(dāng)SKIPIF1<0時(shí),直線的傾斜角為45°B.當(dāng)實(shí)數(shù)SKIPIF1<0變化時(shí),直線SKIPIF1<0恒過點(diǎn)SKIPIF1<0C.當(dāng)直線SKIPIF1<0與直線SKIPIF1<0平行時(shí),則兩條直線的距離為1D.原點(diǎn)到直線SKIPIF1<0的距離最大值為SKIPIF1<018.已知點(diǎn)SKIPIF1<0,SKIPIF1<0,直線SKIPIF1<0上存在點(diǎn)P滿足SKIPIF1<0,則直線l的傾斜角可能為(

)A.0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<0三、填空題19.設(shè)不同直線SKIPIF1<0,SKIPIF1<0,則“SKIPIF1<0”是“SKIPIF1<0”的條件.20.將一張坐標(biāo)紙折疊一次,使得點(diǎn)SKIPIF1<0與點(diǎn)SKIPIF1<0重合,點(diǎn)SKIPIF1<0與點(diǎn)SKIPIF1<0重合,則SKIPIF1<0.21.已知SKIPIF1<0的頂點(diǎn)SKIPIF1<0,SKIPIF1<0邊上的中線SKIPIF1<0所在的直線方程為SKIPIF1<0,SKIPIF1<0的平分線SKIPIF1<0所在直線方程為SKIPIF1<0,則直線SKIPIF1<0的方程為.22.過直線SKIPIF1<0與SKIPIF1<0的交點(diǎn),且垂直于直線SKIPIF1<0的直線方程是.23.已知點(diǎn)SKIPIF1<0、SKIPIF1<0,SKIPIF1<0在直線SKIPIF1<0上,則SKIPIF1<0的最小值等于.24.設(shè)SKIPIF1<0,則直線SKIPIF1<0與SKIPIF1<0圍成的三角形的面積的最大值為.25.已知直線SKIPIF1<0過點(diǎn)SKIPIF1<0,且與SKIPIF1<0軸、SKIPIF1<0軸的正半軸分別交于SKIPIF1<0,SKIPIF1<0兩點(diǎn),SKIPIF1<0為坐標(biāo)原點(diǎn),則SKIPIF1<0的面積取最小值時(shí)直線SKIPIF1<0的方程為.(答案寫成一般式)26.已知直線SKIPIF1<0經(jīng)過點(diǎn)SKIPIF1<0,且點(diǎn)SKIPIF1<0,SKIPIF1<0到直線SKIPIF1<0的距離相等,則直線SKIPIF1<0的方程為.27.SKIPIF1<0是直線SKIPIF1<0上的第一象限內(nèi)的一點(diǎn),SKIPIF1<0為定點(diǎn),直線AB交x軸正半軸于點(diǎn)C,當(dāng)SKIPIF1<0面積最小時(shí),點(diǎn)SKIPIF1<0的坐標(biāo)是.【C組】一、單選題1.已知向量SKIPIF1<0滿足SKIPIF1<0,若SKIPIF1<0,則SKIPIF1<0的最小值為(

)A.SKIPIF1<0 B.SKIPIF1<0 C.SKIPIF1<0 D.SKIPIF1<02.若對(duì)一個(gè)角SKIPIF1<0,存在角SKIPIF1<0滿足SKIPIF1<0,則稱SKIPIF1<0為SKIPIF1<0的“伴隨角”.有以下兩個(gè)命題:①若SKIPIF1<0,則必存在兩個(gè)“伴隨角”SKIPIF1<0;②若SKIPIF1<0,則必不存在“伴隨角”SKIPIF1<0;則下列判斷正確的是(

)A.①正確②正確; B.①正確②錯(cuò)誤;C.①錯(cuò)誤②正確; D.①錯(cuò)誤②錯(cuò)誤.3.已知函數(shù)SKIPIF1<0,給出下列四個(gè)結(jié)論:①函數(shù)SKIPIF1<0的圖像是軸對(duì)稱圖形;

②函數(shù)SKIPIF1<0在SKIPIF1<0上單調(diào)遞減;③函數(shù)SKIPIF1<0的值域是SKIPIF1<0;

④方程SKIPIF1<0有4個(gè)不同的實(shí)數(shù)解.其中正確的結(jié)論有(

)A.1個(gè) B.2個(gè) C.3個(gè) D.4個(gè)4.已知SKIPIF1<0,若過定點(diǎn)SKIPIF1<0的動(dòng)直線SKIPIF1<0:SKIPIF1<0和過定點(diǎn)SKIPIF1<0的動(dòng)直線SKIPIF1<0:SKIPIF1<0交于點(diǎn)SKIPIF1<0(SKIPIF1<0與SKIPIF1<0,SKIPIF1<0不重合),則以下說法錯(cuò)誤的是(

)A.SKIPIF1<0點(diǎn)的坐標(biāo)為SKIPIF1<0 B.SKIPIF1<0C.SKIPIF1<0 D.SKIPIF1<0的最大值為55.SKIPIF1<0,SKIPIF1<0,SKIPIF1<0,SKIPIF1<0,SKIPIF1<0,一束光線從點(diǎn)SKIPIF1<0出發(fā)射到SKIPIF1<0上的點(diǎn)SKIPIF1<0,經(jīng)SKIPIF1<0反射后,再經(jīng)SKIPIF1<0反射,落到線段SKIPIF1<0上(不含端點(diǎn)),則SKIPIF1<0的斜率的取值范圍是(

)A.SKIPIF1<0 B.SKIPIF1<0C.SKIPIF1<0 D.SKIPIF1<0

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