Find the area of he triangle with the given parts: b=13, c=9.25 alpha=0.6871

It's an Oblique triangle sir.. thank you for the answer :)

I'm assuming that "alpha" is in radians = 39.37°

So we have

A =(1/2)bcsin(39.37°) =

(1/2)(13)(9.25)(.6343) = 39.168 sq units