Question

How to solve these questions

Answer 1

ans 13

in given circle  

∠AOD=104°      ∴∠BAD=1/2∠AOD

                           ∠ BAD=52°

∠BAD+∠BCD=180°

52°+∠BCD=180°

∠BCD=128°

∠BCD+∠DCP=180°         (LINEAR PAIR

∴∠DCP=52°