三年级数学下册五《面积》面积单位同步练习(一)北师大版.doc

上传人:王申宇 文档编号:1120251 上传时间:2019-05-02 格式:DOC 页数:2 大小:1.03MB
下载 相关 举报
三年级数学下册五《面积》面积单位同步练习(一)北师大版.doc_第1页
第1页 / 共2页
三年级数学下册五《面积》面积单位同步练习(一)北师大版.doc_第2页
第2页 / 共2页
亲,该文档总共2页,全部预览完了,如果喜欢就下载吧!
资源描述

1面积单位 一、填空1.常用的面积单位有平方米、( )、和( );相邻两个面积单位间的进率是( )2. 边长是 1 分米的正方形,面积是( )、周长是( )3. 20 分米=( )米=( )厘米4. 根据下面的测量要求,说出用长度单位还是用面积单位?课桌面的大小_教室的长_黑板面的大小_小红的身高_二、判断题1. 周长是 4 分米的正方形,面积是 1 平方分米. ( )2. 长度单位的进率是 10,面积单位的进率是 100. ( )3. 8 平方分米4 平方厘米=12 平方厘米. ( )4. 长 50 厘米、宽 40 厘米的长方形,面积是 20 平方分米. ( )三、应用题1. 一块菜地长 8 米、宽 5 米,平均每平方米收菜 16 千克,在这块地里一共收菜多少千克?2. 有一个边长为 8 厘米的小正方形,把它的边长分别增加 6 厘米,做成一个大正方形. 大正方形的面积比小正方形的面积多多少?2答案一、1. 平方分米 平方厘米 1002. 1 平方分米 4 分米3. 2 2004. 面积单位 长度单位 面积单位 长度单位二、对对错对三、1. 640 千克2. 112 平方厘米

展开阅读全文
相关资源
猜你喜欢
  • GOST 21106 12-1977 Oscillator modulator and regulation tubes with anode dissipated power above 25 W Method of measurement of leakage currents between electrodes and between cathode.pdf GOST 21106 12-1977 Oscillator modulator and regulation tubes with anode dissipated power above 25 W Method of measurement of leakage currents between electrodes and between cathode.pdf
  • GOST 21106 13-1978 Oscillator modulator and regulation tubes with anode dissipated power above 25 W Methods of measurement of direct interelectrode capacitances《阳极耗散功率超过25W的发射调制与控制.pdf GOST 21106 13-1978 Oscillator modulator and regulation tubes with anode dissipated power above 25 W Methods of measurement of direct interelectrode capacitances《阳极耗散功率超过25W的发射调制与控制.pdf
  • GOST 21106 14-1978 Oscillator modulator and regulation tubes with anode dissipated power above 25 W Methods of cut-off voltage (bias) trans Conductance and amplification factor mea.pdf GOST 21106 14-1978 Oscillator modulator and regulation tubes with anode dissipated power above 25 W Methods of cut-off voltage (bias) trans Conductance and amplification factor mea.pdf
  • GOST 21106 15-1979 Modulator pulse tubes with anode dissipated power above 25 W Method of control of starting time《阳极耗散脉冲功率超过25W的发射调制管 预热时间的检验方法》.pdf GOST 21106 15-1979 Modulator pulse tubes with anode dissipated power above 25 W Method of control of starting time《阳极耗散脉冲功率超过25W的发射调制管 预热时间的检验方法》.pdf
  • GOST 21106 16-1979 Oscillator tubes with anode dissipated power above 25 W Measurement methods of power input voltage and determination frequency characteristics《阳极耗散功率超过25W的发射调制管 .pdf GOST 21106 16-1979 Oscillator tubes with anode dissipated power above 25 W Measurement methods of power input voltage and determination frequency characteristics《阳极耗散功率超过25W的发射调制管 .pdf
  • GOST 21106 2-1975 Oscillator tubes anode dissipated more than 25 W Test method for relative level of combinative products《阳极耗散功率超过25W的发射管 补偿分量的相对水平的测量方法》.pdf GOST 21106 2-1975 Oscillator tubes anode dissipated more than 25 W Test method for relative level of combinative products《阳极耗散功率超过25W的发射管 补偿分量的相对水平的测量方法》.pdf
  • GOST 21106 3-1976 Oscillator tubes with anode dissipation above 25 W Method of electric strength test《阳极耗散功率超过25W的发射管 电气强度试验方法》.pdf GOST 21106 3-1976 Oscillator tubes with anode dissipation above 25 W Method of electric strength test《阳极耗散功率超过25W的发射管 电气强度试验方法》.pdf
  • GOST 21106 4-1976 Modulator flash tubes with anode dissipation above 25 W Method of electric strength test《阳极耗散功率超过25W的调制脉冲管 电气强度试验方法》.pdf GOST 21106 4-1976 Modulator flash tubes with anode dissipation above 25 W Method of electric strength test《阳极耗散功率超过25W的调制脉冲管 电气强度试验方法》.pdf
  • GOST 21106 5-1977 Oscillator modulator and regulation tubes anode dissipated power more than 25 W Methods of measurement of filament current and voltage《阳极耗散功率超过25W的发射调制与控制管 灯丝电流与电.pdf GOST 21106 5-1977 Oscillator modulator and regulation tubes anode dissipated power more than 25 W Methods of measurement of filament current and voltage《阳极耗散功率超过25W的发射调制与控制管 灯丝电流与电.pdf
  • 相关搜索

    当前位置:首页 > 考试资料 > 中学考试

    copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
    备案/许可证编号:苏ICP备17064731号-1