Mathematics - Properties of Triangle Question with Solution | TestHub

MathematicsProperties of TriangleGeneral (basic formula based)Medium2 minQB

MathematicsMediumsingle choice

In triangle ABC, R(b+c)=a $b c$ . Classify the triangle.

Answer:

Solution:

a=2R sin A gives sin A=(b+c)/(2 $b c$ ). By AM-GM, RHS≥1, while sin A≤1. Equality forces A=90° and b=c, so the triangle is right isosceles.

Stream:JEESubject:MathematicsTopic:Properties of TriangleSubtopic:General (basic formula based)

⏱ 2mℹ️ Source: QB

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