【数角专项】二年级上册数学,常考易错点专题,期末专项突破练习
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葛念具2263圆有边吗? -
怀邰施19596411311 ______ 前天晚上,让阳阳做了四、五单元的测试题.有一道题,阳阳的理解和判断超出了我们的认知.那是一道找不同的题.正方形、圆形、正方体、三角形四个图形中并森找出不同的一个.按照大人的逻辑,这四个图形中正方体是不同的一个,它是...
葛念具2263各位问你们一各脑筋急转弯:一个圆有多少个角?
怀邰施19596411311 ______ 一元(一圆)=10角
葛念具2263圆有几个角?
怀邰施19596411311 ______ 10个,这在数字里叫做圆满
葛念具2263一个圆里有个+号请问有多少个角 -
怀邰施19596411311 ______ 4个九十度的 4个180° 4个270° 1个360° 总共有13个角.
葛念具2263圆形有几条边. -
怀邰施19596411311 ______ 一、边是直线,圆就有无数条边. 二、把边理解成边沿,就是一条边. 拓展资料 圆的历史 古代人最早是从太阳、阴历十五的月亮得到圆的概念的.在一万八千年前的山顶洞人曾经在兽牙、砾石和石珠上钻孔,那些孔有的就很像圆. 到了陶...
葛念具2263圆形物体的面上有角吗?小学二年级题 -
怀邰施19596411311 ______[答案] 没有
葛念具2263数学题:1.半圆有几个角啊? 2.3*2和2*3的意义相同.这一句话对吗? -
怀邰施19596411311 ______ 1.半圆有几个角啊? 0个角!2. 3*2和2*3的意义相同.不同,一个表示3的2倍,一个表示3个2.
葛念具2263小学二年级数学图形题(图一和图二分别有几个角?) -
怀邰施19596411311 ______[答案] 算平角的话,图1有6个,不算只有5个 算平角的话,图2有8个,不算只有4个
葛念具2263圆里有个米字有多少个角 -
怀邰施19596411311 ______ 45度8个90度8个135度8个180度8个225度8个270度8个315度8个...如果是360度内的都算的话就是64个角.
葛念具2263圆有几个角
怀邰施19596411311 ______ 任何闭合曲线都有无数个角