Prove the Sum of the Angles of a Triangle is 180 degrees

A proof that the sum of the interior angles of a triangle sum to 180 degrees. (originally by jmorrisuk)
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Katherine Smith —

 
Typ materiálu
Aktivita
Klíčová slova
angle  proof-and-exploration  triangle 
Cílová skupina (věk)
13 – 19+
Jazyk
English
 
 
 
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