Question
Download Solution PDFপ্রদত্ত চিত্রে PQRS একটি বর্গক্ষেত্র এবং SRT একটি সমবাহু ত্রিভুজ। ∠SOR এর মান (ডিগ্রীতে) কত?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFআমরা জানি যে, ∠QSR = ∠OSR = 90/2 = 45
ত্রিভুজ STR সমবাহু
⇒ ∠TRS = 60 এবং SOR ত্রিভুজে
⇒ ∠SOR + ∠ORS + ∠RSO = 180
⇒ ∠SOR + 60 + 45 = 180
⇒ ∠SOR = 180 – 60 – 45
∴ ∠SOR হল 75Last updated on Jun 13, 2025
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