Online Course Discussion Forum

Math II-A Geometry 1.29

 
 
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Re: Math II-A Geometry 1.29
by Dr. Kevin Wang - Wednesday, November 25, 2020, 11:56 PM
 

Very good observation that the angle opposite $7$ is $60^\circ$.  Also, great intuition to connect the two triangles sharing the side $7$!  Now, instead of putting the $(3,5,7)$ triangle outside the $(5,7,8)$ triangle, can you put it inside?