Question
Download Solution PDFদুটি বৃত্ত একে অপরকে P বিন্দুতে বাহ্যিকভাবে স্পর্শ করে। AB হল দুটি বৃত্তের একটি সরাসরি সাধারণ স্পর্শক। A ও B স্পর্শবিন্দু হলে এবং ∠PAB = 65° হলে ∠ABP-এর মান _______।
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFঅনুসৃত ধারণা:
কোনো বৃত্তের স্পর্শবিন্দুতে স্পর্শক বৃত্তের সাথে সমকোণ গঠন করে।
গণনা:
প্রশ্নানুসারে,
⇒ ∠PAB = 65°
এখন ΔAPB-তে,
⇒ ∠A + ∠B + ∠P = 180°
⇒ 65° + ∠B + 90° = 180°
⇒ ∠B = 180° - 155° = 25°
∴ সঠিক উত্তর 25°
Last updated on Jul 17, 2025
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