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A ladder 12 m long rests against a vertical wall so that the distance between the bottom of the ladder and the wall is 8 m. What is the measure of the angle that the ladder makes with the ground?


a.
48.19 degrees


b.
52.23 degrees


c.
73.12 degrees


d.
80.34 degrees

Sagot :

Faerikeuviz

୨ Answer ୧

[tex] \cos \: 0 \: = \: \frac{8}{12} [/tex]

[tex]x \: = \: \cos^{ - 1} ( \: \frac{8}{12} \: )[/tex]

[tex]x \: = \: 48.19[/tex]

i hope it helps ! ^__^

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