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第三單元

Authored by 江筠琇 江筠琇

Mathematics

4th Grade

Used 1+ times

第三單元
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8 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

量角器上每一大格是 10 度,一個角的始邊在量角器 20 度的位置上,終邊在旋轉 4 大格的地方。請問這個角幾度?

20度

30度

40度

60度

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

左圖中有幾個銳角?

1

2

3

4

3.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Media Image

左圖中,時針從 12 旋轉到 1 ,角度是 30 度。
時針從 10 沿著順時針方向轉到 2 的位置,共轉了( )度。

(a)  

4.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Media Image

左圖中,時針從 12 旋轉到 1 ,角度是 30 度。

時針從 12 沿著逆時針方向轉了 150° ,會走到( )的位置。

(a)  

5.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Media Image

★=( )度

(a)  

6.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Media Image

∠2=( )度

(a)  

7.

FILL IN THE BLANKS QUESTION

1 min • 3 pts

Media Image

用三角板拼出角 ㄈ,角ㄈ是( )度。

(a)  

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