Angles in a triangle

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3 Ratings
270 Downloads 892 Views Updated: Thursday, July 14, 2016 - 6:43am
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Angles in a triangle

A visual proof of why the angles in a triangle sum to 180 degrees. Aligned to Common Core State Standard: 7.G.2

Lesson Plan Resources

Reviews

SML_Member's picture SML_Member
July 2016
SML_Member's picture SML_Member
January 2016
SML_Member's picture SML_Member
September 2011
Very nice, simple animated visual that you could talk and engage the class in to prove that interior angles of a triangle add up to 180 degrees.