Respuesta :

calculista
the complete question in the attached figure

we know that
the centroid is always 2/3 the distance of each median to each vertex
TW=30
TW=TY+YW
TY=(2/3)*30---------> TY=20
then
YW=TW-TY-----------> YW=30-20-----------> YW=10

the answer is 
YW=10
Ver imagen calculista
lexusdixon3

Answer:

answer is 10

Step-by-step explanation:

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