Lines k and I are parallel, and the measure of ABC is 19 degrees. E
D
k
F
B
A
1. Explain why the measure
of ECF is 19 degrees.
2. What is the measure of
angle BCD

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?