1. Supplementary
2. Complementary
3. Adjacent angles
4. Vertically opposite angles
Hope it helps. Please mark brainliest.
Answer:
5 meters
Step-by-step explanation:
A=a+b/2*h
40=10+6/2*h
40=8h
h=5
Answer:

Step-by-step explanation:
Given that alpha and beta be conjugate complex numbers
such that frac{\alpha}{\beta^2} is a real number and alpha - \beta| = 2 \sqrt{3}.
Let

since they are conjugates


Imaginary part of the above =0
i.e. 
So the value of alpha = 
45-45+56=56 XX_BoxercarnXXJay is my roblox username if you want to be friends