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2021_P4_周界

Authored by 方嘉健 方嘉健

Mathematics

4th Grade

Used 53+ times

2021_P4_周界
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15 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

甚麼圖形才有「周界」?

任何圖形

非閉合圖形

閉合圖形

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

以下哪個圖形是沒有周界?

Media Image
Media Image
Media Image
Media Image

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

正方形的周界的公式是?

邊長 + 4

邊長 x 2

邊長 x 4

邊長 ÷ 4\div\ 4

4.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Media Image

寫出圖中正方形周界的列式

(a)  

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

圖中正方形邊長是?

76÷476\div4

76×476\times4

76+476+4

76476-4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

一條彩繩長468厘米,剛好可圍繞一個正方形蛋糕盒蓋9圈。蛋糕盒蓋的周界是多少厘米?(只列式)

468 ÷ 9

 468÷9÷4468\div9\div4  

468 x 4

 468÷4468\div4  

7.

FILL IN THE BLANKS QUESTION

2 mins • 1 pt

畫廊有3幅大小相同的正方形畫,每幅的邊長是72cm。利用絲帶圍繞各正方形畫作裝飾,共需要絲帶多少cm?(只列式)

(a)  

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