A tracking device that is installed in a mobile phone indicates that its user is located at a point whose coordinates are (18,14). In the tracking device, each unit on the grid is equivalent to 7 km. If the phone user came from a place whose coordinates are (2,6)? How far has he travelled?

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
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A tracking device that is installed in a mobile phone indicates that its
user is located at a point whose coordinates are (18,14). In the tracking
device, each unit on the grid is equivalent to 7 km. If the phone user came
from a place whose coordinates are (2,6)? How far has he travelled?

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