No I belive they don’t have to be
Answer:
Slope
Step-by-step explanation:
The point of slope is that it is the same the entire length of the line.
This is incomprehensible, but I would be happy to help if you perhaps re-typed it :D
Answer:
∠A + ∠B = 90°
Step-by-step explanation:
Complementary angles are angles which, combined, add to 90°. Therefore, an equation displaying the relationship between two complementary angles may look like this: ∠A + ∠B = 90°.