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圓的溫習

Authored by Pou Lei

Mathematics

1st - 5th Grade

Used 185+ times

圓的溫習
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10 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

兩端都在圓上的線段有(       )條。

1

2

3

4

無數

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

(       )是圓內最長的線段。

直徑

半徑

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

在一個邊長是5厘米的正方形內畫一個最大的圓,這個圓的直徑是(       )厘米。

5

10

2.5

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

一個圓環的內圓半徑是3厘米,外圓半徑是7厘米,這個圓環的環寬是(       )厘米。

4

6

10

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

一個圓環的內圓直徑是6厘米,外圓直徑是10厘米,這個圓環的環寬是(       )厘米。

4

2

16

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

圓的半徑擴大3倍,它的周長擴大(       )倍。

3

6

9

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

圓環是軸對稱圖形,它有( )條對稱軸。

0

1

無數

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