Answer:
A. They are adjacent angles
Step-by-step explanation:
Angles 1 and 2 are next to each other, that makes them adjacent angles
A They are adjacent angles (next to each other and share a side) True
B. They are complementary angles (add to 90 degrees) False- Angle 2 is 90 degrees)
C. They are supplementary angles. (add to 180) False, they do not form a straight line
D. They are vertical angles. (opposite angles) False, they are not made by intersecting lines
