Discussion: How many small gray squares are in the border of this 10x10 square? Can you figure it out without counting every square one by one?

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
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Discussion: How many small gray squares are in the border of this 10x10 square?
Can you figure it out without counting every square one by one?
es
Transcribed Image Text:I Nenarah Abdul-Ratiman -Borde X wotQarS7wpe93fVo9DmT7NaNJd7Fh4PCP7ff-g/edit#slide=id.gd3891bb8dc_0_0 m Part 1 Tools Add-ons Help Last edit was yesterday at 8:16 AM 田 7 | 8 Discussion: How many small gray squares are in the border of this 10x10 square? Can you figure it out without counting every square one by one? es
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