Question

Does anyone know how to do this?

Answer 1

It is 45 because angle EBC is congruent to CDE (x) because of a rule called alternate angles. so x= 45°

Answer 2

Answer:

Step-by-step explanation:

x = 45    {Angles on the same segment of a circle are equal}

EC ---> chord

∠EBC & ∠EDC are on the same segment