Respuesta :

Answer:

To find sin A.

we know that,

In a right triangle, angle theta, we get

[tex]\sin\theta=\frac{\text{ Opposite side}}{\text{ Hypotenuse}}[/tex]

Here, for an angle A, we get

Opposite side= 7

Hypotenuse= 25

Substitute the values, we get

[tex]\sin A=\frac{7}{25}[/tex][tex]\sin A=0.28[/tex][tex]A=\sin^{-1}(0.28)[/tex][tex]A=\sin^{-1}(0.28)\approx16.26\degree[/tex][tex]A=16.26\degree[/tex]

Answer is:

[tex]A=16.26\degree[/tex]

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