contestada

a skateboard ramp at a park has an inclination of 54° and its base is 12 feet long. what is the length to the nearest foot of the ramp? the ramp is ______ feet long.

Respuesta :

[tex]\begin{gathered} \cos (54)=\frac{\text{adjacent side}}{hypotenuse} \\ \cos (54)=\frac{12}{x} \\ \\ x=\frac{12}{\cos (54)} \\ \\ x\approx20.4156 \end{gathered}[/tex]

the ramp is 20.4 feet long.​

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