There are 60 teachers in the school. 40 of them are from Ireland. What fraction of teachers are from Ireland?

What is the area of triangle abc if a = 8, b = 11, and c = 15?

100 points, hi, i’m not sure what to do here,the data doesn’t seem to be quadratic .? can anyone me, in advance

The polynomial 10x3 + 35x2 - 4x - 14 is factored by grouping. 10x3 + 35x2 - 4x - 14 5x )-20 what is the common factor that is missing from both sets of parentheses?