

周界的認識
Presentation
•
Mathematics
•
6th - 8th Grade
•
Practice Problem
•
Easy
TSE 老師
Used 2+ times
FREE Resource
5 Slides • 3 Questions
1
認識周界
學習目標
1 認識周界的概念。
2 量度平面圖形的周界。
3 比較平面圖形的周界。
2
閉合圖形
3
非閉合圖形
4
Draw
畫出它的周界
5
比較周界
3
1
樂樂把正方形分割成圖形 A 和圖形 B。
觀察圖形 A 和圖形 B 的邊界,哪個的周界較長?
圖形(A / B)的周界較長。
A
B
6
Fill in the Blanks
哪個的周界較長? A 或 B
Type answer...
7
Multiple Choice
P
Q
P和Q的周界一樣
8
3
比較周界
3
比較以下各題中圖形 E 和圖形 F 的周界,然後在 內
填寫「>」、「<」或「=」。
<
試找出兩個圖形中
不相同的地方。
圖形 E
的周界
圖形 F
的周界
E
F
認識周界
學習目標
1 認識周界的概念。
2 量度平面圖形的周界。
3 比較平面圖形的周界。
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