railway RRB ALP (CBT 1 + CBT 2 + CBAT) Mock Test Series 2025 (New) Quantitative Aptitude Geometry Triangles, Congruence and Similarity
In ΔABC, ∠A = 70°. The internal bisector of ∠B and ∠C meet at point I, inside the triangle while external bisector of ∠B and ∠C meet at point O, outside the triangle. What is the ratio of ∠BIC to ∠BOC?
1
1 ∶ 2
2
13 ∶ 11
3
25 ∶ 19
4
25 ∶ 11