2013年中考数学角度、长度和面积的计算复习题.pdf

2013 年中考数学角度、长度和面积地计算复习题一、单选题(共 10 道，每道10 分)1.如 图,菱 形ABCD 中,A=110,E,F 分 别 是 边AB 和BC 地 中 点,EGCD 于 点G,则FGC=()A.50 B.55C.110 D.702.如 图,AA,BB分 别 是 EAB,DBC 地 平 分 线.若AA=BB=AB,则 BAC 地 度 数 为()A.25 B.30C.12 D.183.如图所示,以 RtABC 地斜边BC 为一边在 ABC 地同侧作正方形BCEF,设正方形地中心为O,连接 AO,如果 AB=4,AO=,那么 AC=()A.12 B.16 C.D.4.如图,RtABC中,ABC=90,D 为斜边 AC 上一点,连接 BD.E为 BD 上一点,过 E 点作正方形EFGH 和正方形EIJK,使得点F、G 在 BC 边上,点 H、I 在 AC 边上,点 J、K 在 AB 边上.若EF=3,EK=2,则 AC=()A.B.C.D.5.如图,ABC 是边长为3 地等边三角形,BDC 是等腰三角形,且 BDC=120,以 D 为顶点作一个60 角,使其两边分别交AB 于点M 交AC 于点N,连接MN,则 AMN 地周长为()A.5 B.6 C.7 D.8 6.如图,在等边 ABC 中,D 是边AC 上一点,连接BD.将BCD 绕点B 逆时针旋转60 得到BAE,连接 ED.若 BC=10,BD=9,则AED地周长是()A.B.18 C.19 D.20 7.如图,E、F、G、H 分别是四边形ABCD地边 AB、BC、CD,AD地中点,AF、CE交于 K,AG、CH文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10交于 L,则 S四边形 AKCL:S 四边形 ABCD等于()A.B.C.D.8.如图,菱形 ABCD中,点 E、F 分别是边BC、AB 地中点,连接 AE、CF.若菱形地面积是16,则图中阴影部分地面积是()A.B.9 C.D.10 9.如图,正方形 ABCD中,点 E、F 分别在边BC、CD 上,且 AE=EF=F下列结:ABE ADF。CE=CF。AEB=75。BE+DF=EF。S ABE+S ADF=SCEF,其 中 正 确 地 是()A.B.C.D.10.如图,在正方形ABCD中,点 O 为对角线AC地中点,过点 O 作射线 OM、ON分别交 AB、BC于点 E、F,且 EOF=90 ,BO、EF交于点 P.则下列结论中:图形中全等地三角形只有两对。正 方 形ABCD 地 面 积 等 于 四 边 形OEBF 面 积 地4倍。BE+BF=OA。文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10 AE2+CF2=2OP OB,正确结论地序号是()A.B.C.D.文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 ZI8S1K2B8U10文档编码:CN10W4O9C10A6 HA4B1W7H7V3 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