Respuesta :

Answer:

20=1,2,4,5,10,20

36=1,2,3,4,6,9,36

Answer:- 4

Answer:

GCF = 4

Step-by-step explanation:

Factors of 20 = 1,2,4,5,10 and 20

Factors of 36 = 1,2,3,4,6,9,12,18 and 36

Greatest factor which is common = 4