The illustration is a good model for which formula?

A.
A ≈ 3r2

B.
C = Pid

C.
C ≈ 3d

D.
A = 3d2

http://static.k12.com/calms_media/media/1472500_1473000/1472772/1/2194bec1912240c8300a34209401ed0d0b1167b3/TXMTH07-140304-110901.jpg

I think A

Question

The illustration is a good model for which formula?
  

 
 A.
A ≈ 3r2
 
 B.
C =  Pid
 
 C.
C ≈ 3d
 
 D.
A = 3d2

http://static.k12.com/calms_media/media/1472500_1473000/1472772/1/2194bec1912240c8300a34209401ed0d0b1167b3/TXMTH07-140304-110901.jpg

I think A

anonymous · Answer

@knightmare6

anonymous · Answer

sorry but i dont really get the question?