defence exam DGAFMS Group C 2025 Mock Test Series Quantitative Aptitude Geometry Triangles, Congruence and Similarity
In ΔABC, O is the orthocenter and I is the incenter for the given triangle, If ∠BIC - ∠BOC = 90∘, then find the ∠A.
1
120∘
2
140∘
3
90∘
4
180∘