Question
Download Solution PDFयदि ABCD एक समचतुर्भुज है जिसमें ∠ACB = 50° है, तो ∠BDC = ?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFप्रयुक्त अवधारणा :
समचतुर्भुज के सम्मुख कोण बराबर होते हैं।
समचतुर्भुज का विकर्ण उस कोण को समद्विभाजित करता है जिससे वह गुजरता है।
हल :
∠OCB = 50° = ∠OCD
∠COD = ∠BOC = 90°
ΔOCD में, हम जानते हैं कि
∠OCD + ∠DOC + ∠ODC = 180°
50° + 90° + ∠ODC = 180°
∠ODC = 180° - 90° - 50°
∠ODC = 40° = ∠BDC
अतः, सही विकल्प 40° है।
Last updated on Jul 18, 2025
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