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三年级数学上册必考周长题综合专项训练(2套),孩子提升快!

  • 2026-11-08 23:27:23
三年级数学上册必考周长题综合专项训练(2套),孩子提升快!

三年级数学上册必考周长题综合训练1

一、填空:

1、长方形的对边(    ),四个角都是(     )。

2、正方形的(      )边都相等,四个角都是(       )。

3、一个正方形的边长是 5 厘米,它的周长是(      )厘米。

4、长是 30 米,宽是 20 米的长方形周长是   (      )米。

5、一个长方形的长是 30 厘米,宽是 10 厘米,它的周长是 (       )厘米。

6、一个正方形的边长是 25米,它的周长是(        ) 米。

7、学校朔胶跑道一周的长是 400 米,小明跑了 3 圈,他跑了(         )

8、一只枕套长6分米,宽4分米,如果在它的四周镶上花边,至少需要(     )分米的花边。

9、周长是36厘米的正方形,边长是(     )厘米。

10、用一根 48 厘米的铁丝折成一个正方形,这个正方形的边长是(         )厘米。

11、一个长方形的长是 6 分米,宽是长的一半,它的周长是(       )

12、用两个边长是4厘米的正方形拼成一个长方形,这个长方形的周长是(       )厘米。

13、把两个边长是 3厘米的小正方形拼成一个长方形,这个长方形的周长是(           )

二、你能在下图中围出几种周长是14厘米的长方形?

三、应用题

1、一块长方形草地的长是 27 米,宽 13 米。这块草地的周长是多少米?

2、一块正方形桌布,边长 9 分米,如果在桌布的四周围一圈花边,花边长多少分米?

3、足球场是一个长方形,长 100 米,宽 75 米,小明沿着足球场跑了 2 圈,跑了多少米?

4、小红用一根长 48 厘米的铁丝,围成一个最大的正方形,这个正方形的边长是多少?

5.学校操场是一个长130米,宽40米的近似的长方形,在它的四周栽上绿化带,绿化带长至少多少米?

6.一块正方形的草地,边长是7米,这块草地的周长是多少米?

7、一个长方形镜框长2米,宽1米。用一条长7米的花边能绕镜框一周吗?

8、一个正方形的水池,边长是4米,沿着这个水池的四周走一圈,一共要走多少米?

9、爷爷准备在靠墙的一块空地上用篱笆围出一个长11米,宽5米的长方形菜地,至少需要篱笆多少米?

10、王大妈沿着一条河用篱笆围一个长25米,宽10米的长方形菜地,最少需要准备多长的篱笆?(见下图)

11、用一根长32厘米的铅丝围成一个长方形,这个长方形的长是10厘米,宽是多少厘米?

12、一个长方形长12米,宽比长短2米,这个长方形的周长是多少米?

13、一块长方形的草地,宽9米,长是宽的2倍,绕这个草地走一圈,走了多少米?

三年级数学上册必考周长题综合训练2

一、计算并验算。

904-556=   478+293=   530-87=   786+497=

二、计算。

34×3=      312×5=605×3=270×8= 

360×3=568×4=904×6=

三、应用题:

(1)一个正方形水池,周长60米,它的边长是多少米?

(2)一个长方形的周长是24米,长是7米,它的宽是多少米?

(3) 一段铁丝长90厘米,做了一个边长是16厘米的正方形框架后,还剩多少厘米?

(4)已知长方形的长是9厘米,宽7厘米,求周长?

(5)已知正方形的边长是5厘米,求周长?

(6)已知长方形的宽为4厘米,长是宽的2 倍,求长方形的周长?

(7)已知长方形的长为12厘米,长是宽的3 倍,周长是多少厘米?

四、认真读题,谨慎填空。

1、封闭图形一周的长度,就是这个图形的(         )。

2、长方形和正方形都有(     )条边,(      )个角。

3、一个长方形长4厘米,宽2厘米,它的周长是(          )。

4、边长4分米的正方形相框,它的周长是(          )。

五、反复比较,慎重选择(把正确答案的序号填在括号里)

六、实践操作,大显身手。

量出下面图形各边的长,再算出它们的周长。〔单位:厘米〕

七、走进生活,解决问题

1、用铁丝围一个长6厘米,宽4厘米的长方形。至少要用多长的铁丝?

2、一个正方形水池,它的边长是9分米,周长是多少分米?

3、一个长方形花圃,长6米,宽3米,在它的四周围上篱笆,篱笆长多少米?

4、小明绕一个长12米,宽8米的长方形花坛跑4圈,他一共跑多少米?

5、阿丘拍一张照片,要给照片做一个相框,相框的长25厘米,宽20厘米,至少要准备多长的木条?

5、一个长方形操场,长55米,宽35米,小华沿操场的边跑了2圈,跑了多少米?

7、用一根线正好围成一个边长是8厘米的正方形。这根线长多少厘米?

8、一张长方形的纸,长24厘米,宽8厘米,在它上面剪去一个最大的正方形,正方形的周长是多少厘米?

9、一个长方形的宽是8厘米,长是宽的4倍,它的周长是多少厘米?

10、一个长方形的周长是60厘米,长是16厘米,宽是多少厘米?

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  139. /www/wwwroot/www.sjds.net/runtime/temp/022a5b1eae5a9e3c31e54f699d8ae600.php ( 8.36 KB )
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  1. CONNECT:[ UseTime:0.000565s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000915s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000405s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000378s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000494s ]
  6. SELECT * FROM `set` [ RunTime:0.000285s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000811s ]
  8. SELECT * FROM `article` WHERE `id` = 541610 LIMIT 1 [ RunTime:0.000388s ]
  9. UPDATE `article` SET `lasttime` = 1794155361 WHERE `id` = 541610 [ RunTime:0.001516s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000315s ]
  11. SELECT * FROM `article` WHERE `id` < 541610 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000378s ]
  12. SELECT * FROM `article` WHERE `id` > 541610 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000360s ]
  13. SELECT * FROM `article` WHERE `id` < 541610 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000454s ]
  14. SELECT * FROM `article` WHERE `id` < 541610 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000461s ]
  15. SELECT * FROM `article` WHERE `id` < 541610 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000517s ]
0.088671s