mnzcf7trqs mnzcf7trqs

13-05-2022
Mathematics

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Use the diagram and cosine function to find the value of x.

Use the diagram and cosine function to find the value of x class=

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MrWisdom MrWisdom

13-05-2022

D

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x=9.4cos(58°)

because the cosine function uses the ratio of the adjacent side to that of the hypotenuse.

9.4 is the hypotenus the ration is 58 degrees I believe

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Аноним Аноним

14-05-2022

[tex]\\ \rm\Rrightarrow cosA=\dfrac{Base}{Hypotenuse}[/tex]

[tex]\\ \rm\Rrightarrow cos58=\dfrac{x}{9.4}[/tex]

[tex]\\ \rm\Rrightarrow x=9.4cos58[/tex]

Option D

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