Question
Download Solution PDFएक आयत का एक विकर्ण 25° पर आयत की एक भुजा की ओर झुका हुआ है। विकर्णों के बीच का न्यून कोण है-
This question was previously asked in
Bihar STET TGT (Maths) Official Paper-I (Held On: 04 Sept, 2023 Shift 2)
Answer (Detailed Solution Below)
Option 2 : 50°
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Bihar STET Paper 1 Mathematics Full Test 1
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चूँकि AD = BC और DC उभयनिष्ठ है
⇒ ΔADC और ΔBDC सर्वांगसम हैं
⇒ ∠ACD = ∠BDC = 25°
ΔDOC में,
∠DOC = 180° - (25 + 25) = 130°
⇒ ∠DOA = 180° - 130° = 50°
∴ विकर्णों के बीच न्यून कोण 50° है।
Last updated on Jan 29, 2025
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