2020部编版人教版数学上册四年级第3单元习题

2020部编版人教版数学上册四年级第3单元习题

"%!!! 练习$!角的分类 用时!!!分!!秒!错误!!!! 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"""""""""""""""""""""""""""""""""""""""""""# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " 个 ! !"#$%&' # # # #",/.#& ,(#*'& ),/"#& # # # #""/+#& .!*+& !"#*)& # # # #.)*)& ,#/%#& "%/)#& # # # #+(*%& !.#*%& ),/%#& # # # #!#/"!& (#/.#& ")#*(& # # # #(%#*+& )!/"#& ()#*.& # # # #'./.#& (.)*+& %(*(& # # # #!(,*,& )#/!(& !"/!,& # # # #.#/!'& !)#*,& %,#*,& # # # #!%"*(& ,#/".& !./+#& # # # #(#/,,& )+#*'& !,)/)& # # # #,#*,& !((*"& )%)*'& # # # #!./,#& !))*(& )"*%& # # # #'"#*.& ,"/)#& './,& # # # #"),/)& ,.*"& ",(*.& # # # # """"""""""""""""""""""""""""""""""""""""""" %(#*)& ''/%#& !+#/(& ! !"()%&' !!量出给出角的度数" "!根据角与角之间的关系&口算未知角的度数" !!! *!&(#'&*"&#!!$!! *!&!##'&*"&#!!$&*%&#!!$ ")!!! 练习%!画!角 用时!!!分!!秒!错误!!!! """""""""""""""""""""""""""""""""""""""""""# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " 个 ! !"#$%&' # # # #(.#$!!"& ),.-!(#& !"%$)%#& # # # #(,)-"!%& )'$,(#& (+.-)"!& # # # #(,$%"!& "+#-!!#& %)"$!".& # # # #'.$%"& !"##$%"#& )%"!-"!##& # # # #%"#$!#%& )%##-."#& ',#$..& # # # #'###-!%#& (%,$)%.& "%##-!"##& # # # #!%#$'!%& "+#-"!#& )##$('#& # # # #!.##-!##+& %"#$%"!& %)##-")!"& # # # #'###$"#!& ...-(.#& +##$"""& # # # #().-"!)& "%)#$!###& +'.#-('.#& # # # #'(.$!"(& (,#-!"#& )(%$%"!& # # # #'##(-%"##& +###$"###& !!##-'##& # # # #.),$!%(& '.##-(,##& %)#$!'##& # # # #(###-%%"#& +'#-).#& "###$,('& # # # #'!#$.+#& )"##-".##& ,##-"''& # # # # """"""""""""""""""""""""""""""""""""""""""" '##-),.& !+.#$((#& %,.$,)"& ! !"()%&' !!用三角尺画出下面的角" #!$!,#'!!!!!!#"$+#'!!!!!!#%$(,' "!用一副三角尺能画哪些度数的角, #至少画两个$ "#!!! 练习!!线段'直线'射线 用时!!!分!!秒!错误!!!! """""""""""""""""""""""""""""""""""""""""""# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " 个 ! !"#$%&' # # # #"%/"& !.#*%& +#/"& # # # #!!!/%& !#%/,& ")#*(& # # # #(#.*)& %#/.#& ),/)#& # # # #"##/)& !!./(& !,)*"& # # # #+%#*%& %)/%#& )#/!,& # # # #(+/,& '"*(& .#*,& # # # #,"#*)& ,)./)& (,#/)& # # # #,,/(#& !+.*(& %%(*.& # # # #()/,& +!*'& ),*%& # # # #!,#*,& ")#/,& ,"/)& # # # #%)%/"& )"'*'& !(.*)& # # # #),#*+& ",,/)& !.#/,& # # # #"".*%& )#/!+& !!)*(& # # # # """"""""""""""""""""""""""""""""""""""""""" +#/!"& ./))& '#"*(& ! !"()%&' !!填表&写出线段'直线'射线的特点" 线段 直线 射线 "!写出图形的名称" %!#!$过一点能画#!!!$条直线"!#"$经过两点能画#!!!$条直线" "!!!! 练习"!角 用时!!!分!!秒!错误!!!! """""""""""""""""""""""""""""""""""""""""""# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " 个 ! !"#$%&' # # # #%"/%& ')*"& .#/"& # # # #"!"/"& !#(/,& !#"*(& # # # #%".*.& ).#*%& ,(/"#& # # # #%##/,& !#.*.& ).#*,& # # # #"!(*)& ,)*%& !+/,#& # # # #,!/,& )'/"& (.*)& # # # #%%#*(& ,)#*,& ()#/,& # # # #((/,#& ,%/,#& ,!%*+& # # # #)!#*,& !.#*)& %)/,& # # # #%,)/#& )"#/.& "!#*'& # # # #")+*%& ,)(*'& '#/,& # # # #!!#/!!& ",/.& )%"*.& # # # #!(,*%& ,#)*'& ")#/(& # # # #.#/'#& .##/+& !"(*'& # # # #)!)*+& ,)%*%& .#/.!& # # # # """"""""""""""""""""""""""""""""""""""""""" .#./,& )'.*"& "()*(& ! !"()%&' !!填出角的名称" "!数一数&填一填" !%"#$1'23