Geometry; building blocks

Value of ∠ACD is 128°
Find:
Value of ∠ACD
Given that;
Value of ∠BCD = 52°
Computation:
We know that ∠ACD and ∠BCD is a linear pair angle
So,
∠ACD + ∠BCD = 180°
∠ACD + 52° = 180°
∠ACD = 180° - 52°
∠ACD = 128°
Learn more:
https://brainly.com/question/20286983?referrer=searchResults