Circles 1 - Circumference and Area

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Circles 1 - Circumference and Area

Easy formulas and examples for circumference and area of a circle: C = 2r &#183; π and A = r^r &#183; π; video by Julie Harland http://yourmathgal.com<br />For more great math videos visit: www.youtube.com/user/videosbyjulieharland/videos<br/>Aligned to Common Core State Standard: 7.G.4