Question
Download Solution PDF∆ABC-তে, ∠CAB-এর দ্বিখণ্ডক BC-কে D বিন্দুতে এবং ∆ABC-এর পরিবৃত্তকে E বিন্দুতে ছেদ করে। যদি AC : AE = 4 : 7 হয়, তাহলে AD : AB-এর অনুপাত কত হবে?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFAE হল ∠CAB-এর কোণ দ্বিখণ্ডক।
⇒ ∠EAB = ∠CAE
এছাড়াও ∠CBA = ∠CEA (বৃত্তে জ্যা AC দ্বারা উৎপন্ন কোণ)
⇒ ∆AEC ~ ∆ABD
⇒ AC/AE = AD/AB = 4/7
⇒ AD : AB = 4 : 7
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