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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

康數60107圓面積公式7-2應用題1-29all
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29 questions

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1.

FILL IN THE BLANKS 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?

(a)  

2.

FILL IN THE BLANKS QUESTION

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)

(a)  

3.

FILL IN THE BLANKS QUESTION

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)

(a)  

4.

FILL IN THE BLANKS QUESTION

45 sec • 1 pt

Media Image

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?

(a)  

5.

FILL IN THE BLANKS QUESTION

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?

(a)  

6.

FILL IN THE BLANKS QUESTION

45 sec • 1 pt

Media Image

鋪色部分的面積大約是多少平方公尺?

(a)  

7.

FILL IN THE BLANKS QUESTION

45 sec • 1 pt

Media Image

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?

(a)  

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