Mrs Washington lives 20 miles from her office and drives her car to and from work every day. the graph below shows her distance from home over time as she drove home from work one day.

1. What is the slope for section "

b” of Mrs. Washington's commute?

2. What is the slope for section c of mrs Washington’s commute?

3. Explain the difference in “b” and “c” in context of mrs Washington’s driving home.

4. How far does mrs Washington live from her work?

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.