b.	Identify and describe right, acute, obtuse, and straight angles. <br /> <br /> <img src="http://emed.nucenter.org:8171/2011-05-13/3.1b+Angles+%25E2%2580%2593+right%252C+acute%252C+obtuse%252C+straight-posterimage.png" alt="http://emed.nucenter.org:8171/2011-05-13/3.1b+Angles+%25E2%2580%2593+right%252C+acute%252C+obtuse%252C+straight.m4v" height="320" class="aligncenter posterimg" width="480" />

3.1b Angles – right, acute, obtuse, straight

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