PLEASE HELP!!
A 12 ft ladder leans against the side of a house. The top of the ladder is 10 ft off the ground. Find x, the angle of elevation of the ladder. Round your answer to the nearest tenth of a degree.

PLEASE HELP A 12 ft ladder leans against the side of a house The top of the ladder is 10 ft off the ground Find x the angle of elevation of the ladder Round you class=

Respuesta :

Answer:

[tex]x=56.4\degree[/tex] to the nearest tenth.

Step-by-step explanation:

Recall the mnemonics SOH.

This means that;

[tex]\sin(x)=\frac{Opposite}{Hypotenuse}[/tex]

From the diagram, the side opposite to angle x is 10ft and the hypotenuse is 12 ft.

We substitute the values to get;

[tex]\sin(x)=\frac{10}{12}[/tex]

[tex]\sin(x)=\frac{5}{6}[/tex]

Take the sine inverse of both sides

[tex]x=\sin^{-1}(\frac{5}{6})[/tex]

[tex]x=56.4427\degree[/tex]

[tex]x=56.4\degree[/tex] to the nearest tenth.

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