Answer:
x = 44°
Step-by-step explanation:
2x - 6 = 82
2x = 82 +6
2x = 88
divide through by 2
x = 44°
similar triangle
(x,-4*x/2) or if you need the equation form x=x, y=-4+x/2
Answer:
Purple Circle : 28.27
Yellow Circle : 43.98
Step-by-step explanation:
Radius of Purple Circle : 4.5
2 * π * 4.5 = 28.27
Radius of Yellow Circle : 7
2 * π * 7 = 43.98