.如图4,在平行四边形ABCD中,BD是对角线,点E在边AD上,CE与BD相交于

.如图4,在平行四边形ABCD中,BD是对角线,点E在边AD上,CEBD相交于点F,已知EF:FC=3:4 ,BC=8,那么AE=____­­­___

 

答案

2

相关题目

如图K14-3是某化学反应的微观模型,“”“”分别表示不同
如图K14-3是某化学反应的微观模型,“”“”分别表示不同元素的原子。下列对图示模型理解正确的是( ) 图K14-3 A.生成物的化学式可能是NH3  B.
-Look at the man in blue!Do you know    ? -Oh,he is a policeman. A.w
-Look at the man in blue!Do you know    ? -Oh,he is a policeman. A.what does he do   B.what he does C.how he does
Jenny Gordon was a very kind and beautiful woman.Before she __1__,many young
Jenny Gordon was a very kind and beautiful woman.Before she __1__,many young men were in love with her.Many of them __2__ to her,telling her how wonderful she was,how much they loved her and
下列属于生物防治的是 A.用杀虫剂防治棉蚜           
下列属于生物防治的是 A.用杀虫剂防治棉蚜                                    B.用周氏啮小蜂防治美国白蛾 C.用人工合成的性引诱剂
下列描述中属于天气现象的是(     ) A.夏热冬寒    
下列描述中属于天气现象的是(     ) A.夏热冬寒               B.小雨夹雪 C.四季如春                D.冬暖夏凉
红树大多生于海边含盐滩涂,它能在海水中生存说明A.海水
红树大多生于海边含盐滩涂,它能在海水中生存说明A.海水溶液浓度大于红树根细胞液浓度 B.海水溶液浓度等于红树根细胞液浓度C.海水溶液浓度小
______ to our small flat,Bill’s house seemed like a palace. A. Compare 
______ to our small flat,Bill’s house seemed like a palace. A. Compare                   B. Comparing          C. To compare         D. Compared    
下图中H地恰与某高压天气系统中心吻合,该天气系统以每天
下图中H地恰与某高压天气系统中心吻合,该天气系统以每天约200千米的速度东移。甲聚落第二天的天气状况为( )A.晴天转阴雨  B.大风有浮尘 C.晴

最新题目