圓周率π的應用-Level01
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Mathematics
6th Grade
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8 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
圓的直徑長 8 cm ，求圓周。
(取 π = 3.14 )
8 × 3.14
(8 × 2) × 3.14
8 ÷ 3.14
(8 ÷ 3.14) ÷ 2
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
圓的半徑長 8 cm ，求圓周。
(取 π = 3.14 )
8 × 3.14
(8 × 2) × 3.14
8 ÷ 3.14
(8 ÷ 3.14) ÷ 2
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
圓的圓周長 8 cm ，求直徑。
(取 π = 3.14 )
8 × 3.14
(8 × 2) × 3.14
8 ÷ 3.14
(8 ÷ 3.14) ÷ 2
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
大圓的圓周長 8 cm ，求半徑。
(取 π = 3.14 )
8 × 3.14
(8 × 2) × 3.14
8 ÷ 3.14
(8 ÷ 3.14) ÷ 2
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
大圓的圓周長 8 cm ，求小圓的直徑。
(取 π = 3.14 )
解題提示：
※小圓的直徑 = 大圓的圓周 / 直徑 / 半徑
8 × 3.14
(8 × 2) × 3.14
8 ÷ 3.14
(8 ÷ 3.14) ÷ 2
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
大圓的直徑長 8 cm ，求小圓的圓周。
(取 π = 3.14 )
解題提示：
※先找小圓的直徑
※小圓的直徑 = 大圓的圓周 / 直徑 / 半徑
(8 ÷ 2) × 3.14
(8 × 2) × 3.14
8 ÷ 3.14
(8 ÷ 3.14) ÷ 2
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
小圓的直徑長 8 cm ，求大圓的圓周。
(取 π = 3.14 )
解題提示：
※先找大圓的直徑
(8 ÷ 2) × 3.14
(8 × 2) × 3.14
8 ÷ 3.14
(8 ÷ 3.14) ÷ 2
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