Question

Please answer both! Thanks sm :)

Answer 1

The first one is definitely C and the second one is C too

Answer 2

1. C= 2(pi)(d/2)

2. C= 2(pi)r

Explanation:

The first answer is where you would have to find the radius of the circle if you know the diameter. And to find the radius, you would have to divide the diameter by 2 to get the radius. Welp.... I wish you luck! ;)