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Using trig ratios to find the missing side or angle of a right triangle

Using Trig Ratios To Find The Missing Side Or Angle Of A Right Triangle class=

Sagot :

[tex]\\ \sf\longmapsto cos31=\dfrac{12}{x}[/tex]

[tex]\\ \sf\longmapsto 0.85=\dfrac{12}{x}[/tex]

[tex]\\ \sf\longmapsto x=\dfrac{12}{0.85}[/tex]

[tex]\\ \sf\longmapsto x=14.11[/tex]

>> Answer

________

[tex] \: [/tex]

cos (31°) = 12/x

0.85 = 12/x

x = 12/0.85

x ≈ 14.1