will give brainliest! pls help and give a quick summary for each.. i am learning trig but i really don't understand anything

will give brainliest pls help and give a quick summary for each i am learning trig but i really dont understand anything class=
will give brainliest pls help and give a quick summary for each i am learning trig but i really dont understand anything class=
will give brainliest pls help and give a quick summary for each i am learning trig but i really dont understand anything class=
will give brainliest pls help and give a quick summary for each i am learning trig but i really dont understand anything class=
will give brainliest pls help and give a quick summary for each i am learning trig but i really dont understand anything class=

Respuesta :

#7

[tex]\\ \tt\hookrightarrow cos47=\dfrac{x}{13}[/tex]

[tex]\\ \tt\hookrightarrow x=13cos47[/tex]

[tex]\\ \tt\hookrightarrow x=13(0.68)[/tex]

[tex]\\ \tt\hookrightarrow x=8.84[/tex]

#9

[tex]\\ \tt\hookrightarrow tan55=\dfrac{20}{x}[/tex]

[tex]\\ \tt\hookrightarrow x=\dfrac{20}{tan55}[/tex]

[tex]\\ \tt\hookrightarrow x=\dfrac{20}{1.42}[/tex]

[tex]\\ \tt\hookrightarrow x=14.1[/tex]

#10

[tex]\\ \tt\hookrightarrow tan32=\dfrac{18}{x}[/tex]

[tex]\\ \tt\hookrightarrow x=\dfrac{18}{tan32}[/tex]

[tex]\\ \tt\hookrightarrow x=\dfrac{18}{0.62}[/tex]

[tex]\\ \tt\hookrightarrow x=29.03[/tex]

#11

[tex]\\ \tt\hookrightarrow cosx=\dfrac{50}{29}[/tex]

[tex]\\ \tt\hookrightarrow cosx=0.58[/tex]

[tex]\\ \tt\hookrightarrow x=cos^{-1}(0.58)[/tex]

[tex]\\ \tt\hookrightarrow x=73.7[/tex]

#14

[tex]\\ \tt\hookrightarrow sinx=\dfrac{19}{22}[/tex]

[tex]\\ \tt\hookrightarrow sinx=0.8[/tex]

[tex]\\ \tt\hookrightarrow x=53.3[/tex]