03扇形01認識扇形(選擇01)
年級 *
31 points
班級 *
31 points
座號 *
32 points
(1) 一個扇形的組成要素中,包含幾條半徑?
3 points
Clear selection
(2) 在一個圓上,畫出兩條半徑,會有幾個扇形?
3 points
Clear selection
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