六上第7單元圓面積

Quiz
•
Mathematics
•
6th Grade
•
Medium
Jaibi Basara
Used 4+ times
FREE Resource
17 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
同一個圓形裡的扇形,扇形的面積越大,哪一個選項正確?
弧長越長
圓周率越大
圓周長越小
半徑越大
2.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
有一個直徑為12公分的圓,面積大約是多少平方公分?
約37.68平方公分
約75.36平方公分
約113.04平方公分
約452.16平方公分
3.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
一個半徑11公分的圓形盤子,面積大約是多少平方公分?
約34.54平方公分
約69.08平方公分
約94.985平方公分
約379.94平方公分
4.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
半徑×半徑×圓周率=?
圓周長
圓面積
直徑
2×直徑
5.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
把圓規張開5公分畫一個圓,這個圓的面積大約是多少平方公分?
約15.7平方公分
約31.4平方公分
約78.5平方公分
約314平方公分
6.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
圓面積=?
半徑×圓周率
直徑×圓周率
半徑×半徑×圓周率
2×半徑
7.
MULTIPLE CHOICE QUESTION
3 mins • 5 pts
在一個周長40公分的正方形內畫一個最大的圓,畫出來的圓面積大約是多少平方公分?
約78.5平方公分
約125.6平方公分
約314平方公分
約1600平方公分
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