Ts EamcetProperties Of TrianglesTG EAPCET 2024 (Online) 11th May Morning ShiftMCQ+1 / -02024In a $\triangle A B C$, if $r_{1}=6, r_{2}=9, r_{3}=18$, then $\cos A=$A$\frac{5}{13}$B$\frac{4}{5}$C$\frac{5}{7}$D$\frac{7}{25}$Check AnswerClear SelectionReveal AnswerShow Explanation
