
小六數學(暑假預習)(圓周)9月1
Authored by SUI LAM
Mathematics
KG
Used 1+ times

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45 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
一個圓的直徑是24 m,以下哪一道算式能正確計算出圓周?(圓周率=3.14)
24 x 3.14
3.14 x 22
20 x 3.14
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
一個圓的半徑是15 cm,以下哪一道算式能正確計算出圓周?(圓周率=3.14)
15 X 3.14
15 X 2 X 3.14
15 X 4 X 3.14
15 X 15 X 3.14
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
一個圓的半徑是25 cm,求圓周。(圓周率=3.14)
15.7cm
157cm
157m
156cm
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
1.32 m
134 m
136 cm
138 cm
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
一個圓的圓周是12.68 cm,求直徑。(圓周率=3.14)
2 cm
3 cm
3.2 cm
40 mm
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
上圖藍線是1/4個圓形的弧線,求圖藍色線的長度。(圓周率=3.14)
31.4 cm
3.14 cm
62.8 cm
6.28 cm
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
圓的直徑越短,圓周率的值越大。
T
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