15, 18, 21
i don't know the other one, sorry
Answer:
c
Step-by-step explanation:
I think you missed attaching the photo, please see my attachment.
And the correct answer is C,
When you look at where the arc meets the parallel lines, if you create a seam between two points, you get a straight line parallel to the horizontal lines so it makes the corresponding angles are congruent.
Answer:
y= 1/3x+2
Step-by-step explanation:
m= slope
y-intercept= b