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
B) 5.5
C) 12.5
D) 21.5

The frequency table shows the results of a survey asking people how many hours they spend online per week. on a piece of paper, draw a histogram to represent the data. then determine which answer choice matches the histogram you drew. in order here is the.. hours online: 0-3, 4-7, 8-11, 12-15, and 16-19. frequency: 5, 8, 10, 8, 7 answer for the question is in the picture! : )