The Johnsons are planning to build a 5 foot wide brick walkway around their rectangular garden, which is 20 feet wide by 30 feet long. What will the area of this walkway be? Before you solve the problem consider Kaitlyn’s idea in part a. a. Kaitlyn’s idea is to “takeaway the area of the garden.” Explain how to solve the problem about the area of the walkway by using Kaitlyn’s idea. Your explanation should reference the area principles we have discussed in class.

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
Problem 1CT
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The Johnsons are planning to build a 5 foot wide brick walkway around their rectangular
garden, which is 20 feet wide by 30 feet long. What will the area of this walkway be? Before you
solve the problem consider Kaitlyn’s idea in part a.
a. Kaitlyn’s idea is to “takeaway the area of the garden.” Explain how to solve the
problem about the area of the walkway by using Kaitlyn’s idea. Your explanation should
reference the area principles we have discussed in class.

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