leslyrodriguez098 leslyrodriguez098

06-06-2019
Mathematics

contestada

help
B= °
b=
c=
it has something to do with sin cos or tan I'm not sure

helpB b c it has something to do with sin cos or tan Im not sure class=

Respuesta :

JuliaN165 JuliaN165

06-06-2019

Answer:

Actually it does relate to sin, cos and tan.

* tan50° = 16/b

=> b = 16/tan50° ≈ 13.426

* sin50° = 16/c

=> c = 16/sin50° ≈ 20.887

*cos∠B = 16/c = 16/20.887

=> m∠B ≈ 40.002

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