JEE MATHEMATICS MCQ: PROPERTIES OF TRIANGLES

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Analyzing +4 | -1

In an acute angled

\triangle A B C, r+r_1=r_2+r_3

and

\angle B>\frac{\pi}{3}

, then

View answer and explanation

Correct option: D

b+3 c<3 a<3 b+3 c

Option D (

b+3 c<3 a<3 b+3 c

) is correct because by using the given condition and trigonometric identities, the relationship between a, b, and c can be established.

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