Contact us
Choose a category below so we can get back to you as quickly as possible.
證明: 取AB的中點N,連接MN,則MN是⊿ABC的中位線 ∴MN//BC ∴∠ANM=∠ABC=90º; 則MN為AB的垂直平分線 ∴AM=BM【垂直平分線上的點到線段兩端的距離相等】 ∵AM=CM ∴BM=CM=AM
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.