[考題] 99科學工業園區實驗高中數學Q.16請益已刪文
Q16 在△ABC中,AB線段長=AC線段長,點P、Q分別在AC線段和AB線段上
,且AP=PQ=QB=BC,則角A的角度為?
A:20度
這題看似簡單但一直解不出來,懇請高手賜教
謝謝
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