Tasslehoff Tasslehoff

04-06-2020
Mathematics

contestada

Show your work please.

Show your work please class=

Respuesta :

ava2002 ava2002

04-06-2020

Answer:

X=83°

Step-by-step explanation:

we use cosine law

(8²+16²-17²)÷(2×16×8)=cosC

0.121=cosC

we use cosine inverse to find an angle

cosine^-1 0.121= 83°

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