SSC IB Security Assistant & MTS Mock Test Series 2023 Quantitative Aptitude Geometry Triangles, Congruence and Similarity
ΔABC is inscribed in a circle with center O and if ∠BAC = 2x and ∠BCO = 2y, then which of the following relation is CORRECT?
1
x + y = 45∘
2
x – y = 45∘
3
x + y = 90∘
4
x – y = 90∘