If a number has 20 as a factor, what other factors do you know that it must have​

It would also contain all the factors of 20:

1, 2, 4, 5, 10

38.6°

step-by-step explanation:

resultant is 10 pound

smaller force = 8 pound

angle formed = tan⁻¹(

                        =tan⁻¹(

                          =tan⁻¹(0.8)

                        =38.6°