Adjacent angles are angles that share a common side as if they were morphed together.
Complementary angles are angles that sum up to be 90°
THE ANSWER IS C
Your welcome :)
Answer:
XY is a tangent
Step-by-step explanation:
Given



Required
Is XY a tangent?
XY is a tangent if:

Because XY should make a right angle at point X with the circle
Where

So, we have:




This gives:



<em>Yes, XY is a tangent</em>
Answer:
lol just found it.
Step-by-step explanation: