7.2. Broken-Line Graphs http://www.ck12.org
a) How far is it from Sam’s house to Aaron’s house?
b) How far is it from Aaron’s house to the mall?
c) At what time did Sam have a flat tire?
d) How long did Sam stay at Aaron’s house?
e) At what speed did Sam travel from Aaron’s house to the mall and then from the mall to home?
Answers:
a) It is 25 km from Sam’s house to Aaron’s house.
b) It is 15 km from Aaron’s house to the mall.
c) Sam had a flat tire at 10:00 am.
d) Sam stayed at Aaron’s house for 1 hour.
e) Sam traveled at a speed of 30 km/h from Aaron’s house to the mall and then at a speed of 40 km/h from the mall
to home.
Example C
The following graph is an example of a broken-line graph, and it represents the time of a round-trip journey, driving
from home to a popular campground and back.