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Find the circumradius of triangle ABC if AB=BC=29 and AC=40.

 Aug 3, 2022
 #1
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Circumradius =  product of the sides  /   (4 * area)

 

Height =  sqrt [ 29^2 - 20^2 ] =  sqrt [ 441] =  21

 

Area  = (1/2) (40) ( 21)  =  420

 

Circumradius  =      29^2 * 40  / (4* 420)  =  841/42  ≈  20.02

 

cool cool cool

 Aug 3, 2022
 #2
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thank you!

Guest Aug 3, 2022

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