Answer:
First statement: Angles 1 and 3 are vertical angles.
First reason: Definition of supplementary
Second Reason: Vertical angles are congruent
Third Reason: Vertical Angles Theorem
Step-by-step explanation:
Hope this helps: Angles that form an X- Type figure are congruent.
Answer:
K - 12 = X
Step-by-step explanation:
Can't really, it's an expression.
Answer:
Your answer should be C and D
Step-by-step explanation:
The y-intercept of the line is the value of y at the point where the line crosses the y axis.