圓周和圓面積公式
Authored by YT Tsang
Mathematics
6th - 8th Grade
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7 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列何者為計算圓面積的公式？
( r = 半徑 )
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下列何者為計算圓周的公式？
( r = 半徑 )
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
圖中的圓半徑為 8 m，求它的面積。
Answer explanation
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
圖中的圓半徑為 8 m，求它的圓周。
Answer explanation
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
圖中的圓直徑為 18 cm，求它的圓周。
Answer explanation
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
6 cm
18 cm
36 cm
12 cm
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
144 m
72 m
12 m
24 m
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