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Clearnote
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Senior High
Mathematics
這題該如何算?答案為c
Mathematics
Senior High
Resolved
over 2 yearsago
解決問題的人謝謝你們!
這題該如何算?答案為c
類題 如圖,△ABC 為銳角三角形,P 為△ABC 外接圓 I 外的一點,且 PB 與 PC 都與圓 T 相切。設∠BPC=0,試問 cos 4 的值為下列哪一個選項?(單選) 「 sin0 0 (C)sin. (D) 0 (A)sin20 (B) cost 2 2 2 2 答對率50% 110學測 答 <A==/a X,√2 41=22 (E) co cos 。 B g
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✨ Best Answer ✨
DC Chen的英數理頻道
over 2 yearsago
如圖所示
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