If the area of a circle measures 4π cm2, what is the circumference of the circle in terms of π? a) 4π cm b) 8π cm c) 12π cm d) 16π cm

s

step-by-step explanation:

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.