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Uploaded by teachertubemath on Aug 29, 2009
WEBSITE: http://www.teachertube.com Learn how to use and read a protractor
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Over 90*=obtuse<,less than 90=acute,90=right
bbot2000729 2 years ago
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Over 90*=obtuse<,less than 90=acute,90=right
bbot2000729 2 years ago