Question
Download Solution PDFமுக்கோண PQR இன் உள்மையம் O ஆகும். கோணம் POR = 140 டிகிரி எனில், கோணம் PQR என்ன?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFகொடுக்கப்பட்டவை:
POR = 140 டிகிரி
பயன்படுத்தப்படும் கருத்து:
ஒரு முக்கோணத்தின் உள் மையம் முக்கோணத்தின் அனைத்து பக்கங்களிலும் சமமாக சாய்ந்துள்ளது.
மையத்தில் உள்ள கோணம் = 90° + உச்சி கோணம்/2
கணக்கீடு:
கருத்தின்படி,
90° + ∠PQR/2 = 140°
⇒ ∠PQR/2 = 140° - 90°
⇒ ∠PQR/2 = 50°
⇒ ∠PQR = 100°
∴ T கோணம் PQR 100° ஆகும்.
Last updated on Jun 13, 2025
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