Answer:
0,0
Step-by-step explanation:
Because the points have to pass through 0,0 to be linier
Answer:
x=20, 3x=60, 2x=40
Step-by-step explanation:
3x+80+2x=180, so
x=20
Use tan 2x = 2tan x / (1 - tan^2x)
so tan 60 = 2 tan 30 / 1 - tan^2 30 = 1.7321
cot 60 = 1 / 1.7321 = 0.5774 Answer
Reflecting over y=x maps (x,y) onto (y,x).
So, the answer is A. (-8, 3).