Question

Cos_____=6/19

How do i set this up and solve it?
I need to show my work

Answer 1

solve for what ?

Answer 2

Find The missing value to the nearest hundredth

Answer 3

i guess they want s u to find an angle

Answer 4

invs cos (6/19)

Answer 5

what does invs stand for?

Answer 6

\[\cos^{-1} \]
arccos
or invs

Answer 7

oh ok

Answer 8

so you just plug that into your calculator? If so how do i show that

Answer 9

hmm that's what i was thinking

Answer 10

hmm not a lot of work
let's say x is missing value \[\cos x = \frac{ 6 }{ 19 }\]
\[x = \cos^{-1} (\frac{ 6 }{ 19})\]
and then use calculator

Answer 11

oh ok i see now let me try

Answer 12

:-)

Answer 13

71.59?

Answer 14

yeah..