eemalone142
eemalone142 eemalone142
  • 28-03-2018
  • Mathematics
contestada

can someone double check my work for this problem? I got 38°??

can someone double check my work for this problem I got 38 class=

Respuesta :

mkryukova19 mkryukova19
  • 08-07-2018
We need to use Law of sine.

sin A/a = sin C/c
sin A/|CB| = sin C/|AB|

sin A/14 = sin(118⁰)/ 20
sin A = (14*sin(118⁰))/ 20

A=arcsin((14*sin(118⁰))/ 20) ≈ 38⁰
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