
圓形面積與周長

Quiz
•
Mathematics
•
6th Grade
•
Hard
Chih Kuo
Used 1+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
以下哪一個圓形的面積最大?
A. 半徑是10 m的半圓
B. 半徑是10 m的圓
C. 直徑是10 m的半圓
D. 直徑是10 m的圓
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
大圓和小圓的半徑分別是6 cm和2 cm,大圓的面積是小圓的多少倍?
A. 3倍
B. 6倍
C. 9倍
D. 12倍
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
圓周的長度是直徑的______倍多些。(以整數作答)
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
圓形地毯的周界是25.12 m,它的直徑是______。
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
用邊長20 cm的正方形紙剪出最大的圓,該圓的圓周是______。
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
晴時用一條長80 cm的鐵線製作半徑3 cm的鐵圈,最多可製成______個鐵圈。(以整數作答)
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
以下哪一項是正確的?
A. 圓周:直徑 = π
B. 圓周與半徑無關
C. 圓周:半徑 = π
D. 圓周:半徑 = 2π
8.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
大圓的圓周是小圓的8倍,大圓的直徑是小圓的多少倍?
A. 2倍
B. 4倍
C. 8倍
D. 16倍
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