video1.0<iframe src="https://www.loom.com/embed/3003af6592344fdf8d5faf45107cb13c" frameborder="0" width="960" height="720" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>720960Loomhttps://www.loom.com720960https://cdn.loom.com/sessions/thumbnails/3003af6592344fdf8d5faf45107cb13c-00001.jpg149p: The angles shown above are acute and sin(a) = cos(b). if a = 4k -22 and b = 6k -13, what is the value of k? a: 4.5 ; 5.5 ; 12.5 ; 21.5 ;