内容正文:
16、
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监考员填涂缺考 [ ]
学校__________班级___________姓名______________座位号______
2020—2021学年度第二学期七年级数学期中考试答题卡
答题卡模板(数学科)
注意事项 :
1、答题前,考生务必用黑色字迹的钢笔或铅笔填写准考证号姓名、试室号、座位号,再用2B铅笔把试室号、座位号的对应数字涂黑。
2、保持卡面清洁,不要折叠,不要弄破。
第1页(共2页)
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单
选
题
二、填空题( 本大题共7个小题,共28分)
11、 12、 13、 ,
14、 15、 16、 17、
三、解答题(本大题共3个大题,共18分.解答应写出必要的文字说明、证明过程或演算步骤.)
18.(本小题满分6分)
解:
19. (本小题满分6分,)
解:.∵AD⊥BC,EG⊥BC,( )
∴AD//EG. ( )
∴∠1=∠2, ( )
∠E =∠3, ( )
∵ ∠1=∠E ( )
∴ ∠2=∠3 ( )
∴ AD平分∠BAC
20.先化简,再求值:(本小题满分6分)
解:
四、解答题(本大题共3个大题,共24分.解答应写出必要的文字说明、证明过程或演算步骤.)
21.(本小题满分8分)
解:(1) (2)
22.(本小题满分8分)作图题不写作法,保留作图痕迹
解:(1) (2)
23.(本小题满分8分)
解:
五、解答题(本大题共2个大题,共20分.解答应写出必要的文字说明、证明过程或演算步骤.)
24.(本小题满分10分)
解:(1)
(2)
(3)