Question

please tell me the answer in process if you don't know the answer please don't write anything because it is a waste of 10 so please help me please please please ​

Answer 1

Step-by-step explanation:

From ∆ ODC .... <ODC = x° ; <OCD = y° { because AB || CD and BC is the interacting line }

And < DOC = 180°-z

so, x+y+(180-z)= 180 =>z= x+y ( proved)

please mark it as the brainliest answer ☃️