SinB = 8/17
The sin of an angle is equal to opposite/hypotenuse
Use Pythagorean’s Theorem to solve for the opposite side
[tex]15^{2} +b^{2}=17^{2} \\225 + b^{2} =289\\b^{2} =64\\b=8[/tex]
The opposite side is equal to 8
So sinB = 8/17
*look at attached photo for work