問題詳情
8. 已知圓O的直徑為15公分，而圓心O到四條直線LLLL4的距離分別為15公分、10公分、7.5公分、5公分，那麼此四條直線和圓O共有幾個交點？
(A) 2
(B) 3
(C) 4
(D) 5 個
(A) 2
(B) 3
(C) 4
(D) 5 個
參考答案
無參考答案
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