Hand-drawn geometry diagram with labeled points, lines, and angle markings for identifying perpendicular and angle bisectors and complementary angles.

A hand-drawn geometry diagram showing various lines, angles, and points with markings indicating congruence, perpendicularity, and bisectors, including labeled points such as A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, and questions about identifying bisectors and complementary angles.