eemalone142 eemalone142

28-03-2018
Mathematics

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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=

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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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