It is C
Step-by-step explanation:
(3x-2)(x+2)
3x(x)+3x(2)-2(x)-2(2)
3x^2+6x-2x-4
3x^2+4x-4 <
(Im bad at explaining but that is right trust me :P)
circumference divided by 3.141592654 then timesthe radius twice
step-by-step explanation:
2x + 8