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时间:2018-04-18
《2018'年100份全国中考数学真题汇编:第18章点线面角》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、2011年100份全国中考数学真题汇编:第18章点线面角第18章点、线、面、角一选择题1.(2011浙江金华,5,3分)如图,有一块含有45°角的直角三角板的两个顶点放在直尺的对边上.如果∠1=20°,那么∠2的度数是()A.30°B.25°C.20°D.15°【答案】B2.(2011福建福州,5,4分)下列四个角中,最有可能与角互补的角是()BACD【答案】D3.(2011河北,6,2分)将图2—1围成图2—2的正方体,则图2—1中的红心“”标志所在的正方形是正方体中的()[来源:学,科,网Z,X,X,K]A.面CDHEB.面BCEFC.面ABFGD
2、.面ADHG【答案】A二填空题1.(2011安徽芜湖,11,5分)一个角的补角是,这个角是.【答案】2.(2011广东广州市,12,3分)已知∠α=26°,则∠α的补角是度.【答案】154中考试题来源:http://www.zhongkao.com/z2011/zkst/内部资料仅供参考9JWKffwvG#tYMJg&6aCZ7H$dq8KqqfHVZFedswSyXTy#&QA9wkxFyeQ^!djs#XuyUP2kNXpRWXmA&UE9aQ@Gn8xp$R#͑Gx^Gjqv^$UE9wEwZ#Qc@UE%&qYp@Eh5pDx2zVku
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