03扇形01認識扇形(選擇01)

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03扇形01認識扇形(選擇01)

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年級 *

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班級 *

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座號 *

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(1) 一個扇形的組成要素中，包含幾條半徑？

5 points

2條

3條

不一定

1條

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(2) 在一個圓上，畫出兩條半徑，會有幾個扇形？

5 points

1個

3個

0個

2個

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Submit

Clear form

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