OX = 6.5
13=DX,
OX = 0.5*DX
13*0.5=6.5
Answer:
f(x) is even
Step-by-step explanation:
f(x) = 3
f(-x) = 3
f(x) = f(-x)
X=-2
Two angles can be vertical and supplementary only if they add up to 90 degrees because there perpendicular.