
6-3弧長

Quiz
•
Mathematics
•
6th Grade
•
Hard
苡柔 黃
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • Ungraded
OK
開始吧!
2.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
請填空,完成扇形周長公式,
扇形的周長=_______+兩個半徑
3.
FILL IN THE BLANK QUESTION
5 mins • 2 pts
一片鬆餅的直徑是16公分,平均分成4塊,一片鬆餅的周長是大約是多少公分?(用四捨五入法取到個位)
Answer explanation
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
一片披薩是幾分之幾圓的扇形?
5.
FILL IN THE BLANK QUESTION
5 mins • 4 pts
Answer explanation
6.
FILL IN THE BLANK QUESTION
5 mins • 3 pts
Answer explanation
扇形的周長=弧長+兩個半徑,
周長:12.56+12x2=36.56
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
右圖為一塊南瓜派,被分成8塊,其中的3塊合起來是幾度?
120度
60度
135度
Answer explanation
8.
FILL IN THE BLANK QUESTION
5 mins • 4 pts
接上題,南瓜半徑為16公分,3塊南瓜派的扇形周長為多少公分?
Answer explanation
9.
FILL IN THE BLANK QUESTION
10 mins • 6 pts
高達起司是一種很有名的荷蘭起司,成品是圓型,經常被使用在焗烤料理中,是良好的鈣質攝取來源。
圖3為一塊高達起司,它的直徑為32公分,廚師將它切成8份,拿走了3份,剩餘的起司周長是多少公分?
Answer explanation
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