Given the central angle name the arc formed

y = 2x

step-by-step explanation:

if you divide each number in the sequence, you'll see that they all have a multiple factor of 2. each number in the series, and any other numbers which may continue, will be multiplied by 2. therefore, y is the next number in the sequence, and x is the current one, so, our formula will be y = 2x.

16

step-by-step explanation:

you need to rotate this triangle about the origin 270 degrees clockwise to create the full square.