Question

HCF of 20 and 28 in prime factorisation method.

•correct answer pls..
​

Answer 1

Answer:

Step-by-step explanation:

hcf of 20 and 28 is 4

Answer 2

Answer:

4

Step-by-step explanation:

The H.CF of 20 and28

If you do the prime factorization of 20 and 28

Then, 20=2x2x5

28=2x2x7

H.C.F of 20 and 28 is 2x2=4