Question

in the figure nearby chord ac and chords de intersect each other in point b

i) if m(arc ae)= 50, m(arc dc) = 140 then angle dbc =? angle abc =?

ii) if m(arc AD) = 70, m angle EBC= 50 then m(arc EC) =?

solve step by step pls

Answer 1

I hope it's help i have don't this is correct answer