Answer:
19.1
Step-by-step explanation:
Let's assign some variables to this triangle.
angle A = 63°
angle B = unknown
angle C = 71°
side a = 18
side b = y
side c = x
By the law of sins, applicable to ALL triangles, we have:

Let's then take the equation for angles A and C, in order to isolate the c (which is our x to find).
we then have

So, the answer is the second one.
No cap absolutely I think its the 2nd one tho
Answer:
<em>" Expected Payoff " - 17 Dollars ; Type in 17</em>
Step-by-step explanation:
Consider the probability of landing in an odd section;

<em>Solution ; Provided Directly Above</em>