We reached our goal by helping 2000 customers this month which is 14% more than last month. That means we must have helped how many customers last month?

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.