Respuesta :

Answer:

144.44

Step-by-step explanation:

C = 2(3.14) R

2(3.14) times 23

6.28 times 23

C = 144.44

Answer:

226.98

Step-by-step explanation:

area = pi *(22/7)*r

area= 3.14*(22/7)*23

area = 226.98