Respuesta :
Answer:
D. 1256 cm
Step-by-step explanation:
Divide the diameter by 2 to get the radius so 400/2 = 200
C = 2 π r = 2 · π · 200 = 1256.637
Answer:
D. 1256 cm
Step-by-step explanation:
Divide the diameter by 2 to get the radius so 400/2 = 200
C = 2 π r = 2 · π · 200 = 1256.637