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放大圖、縮圖與比例尺

Authored by 林芷莟 林芷莟

Mathematics

6th Grade

Used 4+ times

放大圖、縮圖與比例尺
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10 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 2 pts

下列有關圖形放大或縮小時的敘述,何者錯誤

對應邊會跟著放大或

縮小

對應角會跟著放大或

縮小

三角形的高會跟著放大或縮小

  新圖和原圖對應邊

成比例

2.

FILL IN THE BLANKS QUESTION

30 sec • 3 pts

A是一個長10公分、寬6公分的長方形,BA的2分之一倍縮小圖,請問B 的長、寬各是幾公分?

面積是幾平方公分?

(回答格式: 1公分 3公分 3平方公分)

(a)  

3.

FILL IN THE BLANKS QUESTION

1 min • 2 pts

有個圖形上的角 1 是 45 度,其 3 倍放大圖的對應角是幾度?

(a)  

4.

FILL IN THE BLANKS QUESTION

10 sec • 1 pt

Media Image

    乙圖是甲圖的2分之1倍縮圖,看圖回答問題:

點B的對應點是?

(a)  

5.

FILL IN THE BLANKS QUESTION

10 sec • 1 pt

Media Image

乙圖是甲圖的2分之1倍縮圖,看圖回答問題:

線段AB的對應邊是?

(回答英文字母即可)

(a)  

6.

FILL IN THE BLANKS QUESTION

20 sec • 1 pt

Media Image

乙圖是甲圖的2分之1倍縮圖,看圖回答問題:

角E是幾度?

(記得加上單位)

(a)  

7.

FILL IN THE BLANKS QUESTION

20 sec • 1 pt

Media Image

乙圖是甲圖的2分之1倍縮圖,看圖回答問題:

線段AM是線段DN的幾倍?

(記得加上單位)

(a)  

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