Mathematics - Properties of Triangle Question with Solution | TestHub

MathematicsProperties of TriangleGeneral (basic formula based)Easy2 minQB

MathematicsEasyinteger

In $△ A BC .3 a = b + c$ then $cot B /2 cot C /2$ is

Answer:

Solution:

$3 a = b + c$

$4 a = 2 s s = 2 a cot \frac{B}{2} cot \frac{C}{2} = \frac{s}{s - a} = \frac{2 a}{2 a - a} = 2$

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

⏱ 2mℹ️ Source: QB

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