平行线的判定定理和性质定理Created with an evaluation copy of . To discover the full versions of our APIs please visit: :PAGE Created with an evaluation copy of . To discover the full versions of our AP
--------- 分数-------- 日期--------- 教师--------[一]平行线的判定一填空1.如图1若A=3则 ∥ 若2=E则 ∥ 若 = 180°则 ∥ .abcd123图3ACB41235图4图243215abABCED123图1
平行线的判定定理和性质定理Created with an evaluation copy of Aspose.Words. To discover the full versions of our APIs please visit: :products.asposewordsPAGE Created with an evaluation copy of Aspos
一填空1.如图1若A=3则 DA ∥ EB 若2=E则 ∥ 若 A = 180°则 ∥ .abcd123图3ACB41235图4图243215abABCED123图1 2.若a⊥cb⊥c则a b. 若a∥cb∥c则a b.3.如图
第五章 相交线与平行线 练习题一填空题如图直线ABCD相交于点O若∠1=28°则∠2_______.第1题第2题 已知直线则 度.如图已知AB∥CDEF分别交ABCD于点EF∠160°则∠2______度.第4题第3题如图直线MA∥NB∠A70°∠B40°则∠P_____.设bc为平面上三条不同直线若则a与c的位置关系是_________若则a与c的位置关系是_____
: PAGE : (第PAGE 1页共3页)EBAFDC图91如图9∠D =∠A∠B =∠FCB求证:ED∥CF. 13.如图11直线ABCD被EF所截∠1 =∠2F =∠BME求证:AB∥CDMP∥NQ.F2ABCDQE1PMN图11 [二]平行线的性质一填空1.如图1已知∠1 = 100°AB∥CD则∠2 = ∠3 = ∠4
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Evaluation Only. Created with Aspose.Words. Copyright 2003-2022 Aspose Pty Ltd.一解答题(共15小题)1如图直线AECF分别被直线EFAC所截已知∠1=∠2AB平分∠EACCD平分∠ACG.将下列证明AB∥CD的过程及理由填写完整.证明:因为∠1=∠2所以 _________ ∥ _________ ( ________
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