Solve for angle C.
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![Solve for angle C class=](https://us-static.z-dn.net/files/da6/c57a745230cdc621aeb2f0e139742608.png)
Answer: 40º
Step-by-step explanation:
To find angle c, not give 2 angles at least, we must use a trigonometric function. With respect to angle c, we can see that we have the opposite and adjacent sides.
The trigonometric function that relates opposite and adjacent sides is tangent.
[tex]tan=\frac{opposite}{adjacent}[/tex]
[tex]tan=\frac{21}{25}[/tex]
[tex]tan^-^1=40[/tex]