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6下A 第七、八、九課︰圓周

Authored by 電子學習平台數學 電子學習平台數學

Mathematics

6th Grade

Used 2+ times

6下A 第七、八、九課︰圓周
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

用圓規畫一個直徑8.8 厘米的圓,應把圓規的兩腳調較至甚麼距離 ?

4.4 厘米

18.8 厘米

16.6 厘米

17.6 厘米

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

一個圓的半徑是18.75 厘米,它的直徑是 ______ 厘米。

37.5

9.375

18.75

75

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

一個圓的直徑是7.2 厘米,它的半徑是 ______ 厘米。

14.4

12

3.6

1.8

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

在圖中,O 是圓心,哪一條線段是圓的半徑 ?

XY

OS

RS

TU

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

OH

OD

HK

OC

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

48

24

12

6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

5

6.25

10

12

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