Question

please help me out of this question​

Answer 1

Answer:

It is also 50' because it is equivalent triangle.

Answer 2

Answer:

if you join OC then you get triangle AOC

in that tringle LAOC=50° (ABC=AOC by thereom)

then LOCA=x (OA=OC =radii of same circle

then opposite angles are equal)

Consider triangle AOC

x+x+50=180°

2x=180-50

2x=130

x=65°