PeytonBrainly PeytonBrainly

23-03-2018
Mathematics

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Find the value of x.
Right triangle: Hypotenuse is 11, base is x, angle is 22 degrees.

Find the value of x Right triangle Hypotenuse is 11 base is x angle is 22 degrees class=

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TheAakash TheAakash

23-03-2018

We know that the trigonometric identity that uses the adjacent side and the hypotenuse is cosine. We can set this up as:
[tex]cos(22) = \frac{x}{11} [/tex]

We need to solve for x, so let's isolate it:
[tex]x = 11cos(22) = 10.2[/tex]

So, x = 10.2 units

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