How to find the cosine of a missing side

Practice Questions

ACT Math › How to find the cosine of a missing side

Questions

5

1

If $\dpi{100} \small \tan (x)=\frac{5}{12}$ , then what is $\dpi{100} \small \cos (x)=$ ?

2

Find the length of in the right triangle below to the nearest tenth.

3

If $\textup{sin} (x) = \frac{18}{40}$ , what is $\textup{cos} (x)$ ?

4

The following figure is not drawn to scale.

Using cosine, find the measure of the missing side labeled as . Find_the_missing_side_with_cos

5

If $\textup{tan }(x) = \frac{5\sqrt{3}}{5}$ , what is $\textup{cos }(x)$ ?

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