
康數60107圓面積公式7-2應用題1-29all
Authored by 老師 楊
Mathematics
1st - 5th Grade
Used 1+ times

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29 questions
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1.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
有一個直徑為16公分的圓,面積大約是多少平方公分?
2.
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45 sec • 1 pt
直徑22公分的圓,面積大約是多少平方公分?(圓周率用3.14計算)
3.
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45 sec • 1 pt
半徑10公分的圓,面積大約是多少平方公分?(圓周率用3.14計算)
4.
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45 sec • 1 pt
下圖是一個半徑5公分的圓,它的面積大約是多少平方公分?
5.
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45 sec • 1 pt
在邊長24公分的正方形上,畫出一個最大的圓,圓面積大約是多少平方公分?
6.
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45 sec • 1 pt
鋪色部分的面積大約是多少平方公尺?
7.
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45 sec • 1 pt
圓形劇場的半徑是10公尺,在劇場外圍種植1公尺寬的草皮。算算看,種植草皮的面積大約是多少平方公尺?
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