nolankwatts nolankwatts

03-02-2021
Mathematics

contestada

Solve for x. round to the nearest tenth

Solve for x round to the nearest tenth class=

Respuesta :

jimrgrant1 jimrgrant1

03-02-2021

Answer:

x ≈ 11.1

Step-by-step explanation:

Using the cosine ratio in the right triangle.

cos42° = [tex]\frac{adjacent}{hypotenuse}[/tex] = [tex]\frac{x}{15}[/tex] ( multiply both sides by 15 )

15 × cos42° = x, then

x ≈ 11.1 ( to the nearest tenth )

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