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Each side of △ABC is 12 units. D is the foot of the perpendicular dropped from A on BC, E is the midpoint of AD.  What is the length of BE?

 Jul 29, 2020
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AB = 12        BD = 6

 

AD = sqrt[( AB)2- ( BD)2]

 

BE = sqrt[( BD)2+(AD/2)2]

 Jul 29, 2020

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