Please find the GCF of each group of Monomials I really need help on this it’s due tomorrow and I can’t seem to understand how to get this done please answer all the questions showing all your work

On a piece of paper, graph y< x+1. then determine which answer matches the graph you drew.

D(5, 7). e(4,3), and f(8, 2) form the vertices of a triangle. what is mzdef? oa. 30° ob. 45° oc. 60° od 90°

At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?