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Triangle ABC has side lengths AB=17, AC=25, BC=28 and O is the incenter. What is BO?

 Dec 4, 2020
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See the image here  :

 

 

B= (17,0)    D  = the incenter  = ( 7,6)

 

BO =  sqrt  [ ( 17 -7)^2   + (6 - 0)^2 ]    =  sqrt [ 10^2  + 6^2 ]=  sqrt (136)  = 2sqrt (34)

 

 

 

cool cool cool

 Dec 4, 2020

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