Question
Download Solution PDFΔABC के परिकेन्द्र I से BC पर लंब ID खींचा जाता है। यदि ∠BAC = 60°, तो ∠BID का मान है
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिया गया है:
∠BAC = 60°
प्रयुक्त अवधारणा:
एक वृत्त के एक चाप द्वारा केंद्र पर बनाया गया कोण वृत्त के शेष भाग पर उसके द्वारा बनाए गए किसी भी बिंदु पर कोण का दोगुना होता है।
गणना:
∠BIC = 2 × ∠BAC = 2 × 60° = 120°
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