冀教版数学四年级上册第九单元测试卷1及答案
第九单元测试卷 一、在相距50米的两栋楼之间栽一排树,每隔5米栽一棵树,一共可栽多少棵树?二、计划在一条长600米的堤坝上,从头到尾每隔5米栽一棵树,那么需要准备多少棵树苗?三、在一条大道的一侧从头到尾每隔50米竖一根电线杆,共用电线杆86根,这条大道全长多少米?四、一块菜地的一边长是800米,要沿边做一道栅栏,需从头到尾等距离栽41根木杆,每两根木杆之间相距多少米?五、在一条长2500米的公路两侧架设电线杆,每隔50米架设一根,若公路两头不架,共需多少根电线杆?六、数一数:图中有多少条线段?七、下图中有几个三角形?八、数一数:图中有多少个锐角?九、数一数:图中有多少个长方形?十、一根木头长8...
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