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The centroid of ABC is G.  Find AG.

 

 Apr 27, 2022
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This is an isosceles  triangle

 

The  height  = the length of  the median  drawn from  A

 

Using the Pythagorean Theorem  .....Height =  sqrt [ 8^2  - 1^2 ]  =  sqrt 63  =  3sqrt 7

 

AG  = (2/3)  Height   =  (2/3) * 3 sqrt 7   =   2 sqrt 7

 

 

cool cool cool

 Apr 27, 2022
edited by CPhill  Apr 27, 2022

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