Mathematics - Properties of Triangle Question with Solution | TestHub
MathematicsProperties of TriangleOrthocentre, pedal triangle basedMedium2 minQB
MathematicsMediumsingle choice
In acute triangle ABC, O is the circumcenter, and D on the interior of BC approaches C. Find the limiting circumradius of triangle OCD.
Options:
Answer:
A
Solution:
Write the circumradius of OCD as . By the sine rule, OC=R=sin. As D approaches C, sin approaches cos A, so approaches R/(2cos A).
Stream:JEESubject:MathematicsTopic:Properties of TriangleSubtopic:Orthocentre, pedal triangle based
⏱ 2mℹ️ Source: QB
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