Answer :

AhmetÖzkan1907
[tex]36.2=72 \\ \\ \\ 45.4=180 \\ \\ \\ \framebox[1.1\width]{Succes ! } \par [/tex]
shindosaulong
36x2 is 72
45x4is 180

180 is made up of 10 and 18
or 5 and 2 and 2 and 3 and 3

72 is made of 9 and 8
or 3 and 3 and 2 and 2 and 2

they both share two threes and two twos.
The GCF is 36

to check.
72/36 is 2
180/36 is 5

The answer is correct (36)