Answer:
the answer is b, 12
Step-by-step explanation:
16-4=12
Any point in that shaded area is a solution
(0,0) is a solution
(-1,-1) is a solution
(-3,3) is a solution
etc
Answer:

Step-by-step explanation:
Well, first let's look at our trig identities. We can set up a cosine function using the given angle:
(adjacent/hypotenuse)
Then, multiplying both sides by 16 gives us:

Hope this helps!
<span>97 is a prime number because it has no factors but 1 & itself.</span>