Question

Please help me answer this. Ty

Answer 1

I think 63, but I'm not sure, how do I delete an answer-

Answer 2

Answer:

x=63

Step-by-step explanation:

∠BAC=∠ACD=x(AB∥CD)

∠BCA=∠BAC=x(base∠s, isos△)

∠？BC+∠BCA=90（ext.∠of△）

27+x=90

x=90-27

x=63