Answer:
70
Step-by-step explanation:
The angle is equal to the degree of the arc, so the angle, 2x, is equal to 140°.
140 = 2x
140/2 = x
70 = x
x is equal to 70.
(1, 2), (2, -3), (3, 4), (4, -5)
the answer is k=4.6. hope this helps
