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 ?
6下A 第七、八、九課︰圓周
Quiz
•
Mathematics
•
6th Grade
•
Hard
電子學習平台數學 電子學習平台數學
Used 2+ times
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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
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
OH
OD
HK
OC
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
48
24
12
6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5
6.25
10
12
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