Question 1172856

Can You help me with 24-29 i cant understand how to do them: https://docs.google.com/document/d/1gLNdyAt9LVyVp89TLvkZ6qIpiF5fJPZYRHijTQHUwGI/edit
<pre>{{{highlight_green(matrix(3,9, sin (x), "=", O/H, "=", 2/(2sqrt(17)), "=", 1/sqrt(17), "=", sqrt(17)/17, cos (x), "=", A/H, "=", 8/(2sqrt(17)), "=", 4/sqrt(17), "=", 4sqrt(17)/17, tan (x), "=", O/A, "=", 2/8, "=", 1/4, or, .25))}}}      {{{highlight_green(matrix(3,9, sin (y), "=", O/H, "=", 8/(2sqrt(17)), "=", 4/sqrt(17), "=", 4sqrt(17)/17, cos (y), "=", A/H, "=", 2/(2sqrt(17)), "=", 1/sqrt(17), "=", sqrt(17)/17, tan (y), "=", O/A, "=", 8/2, "=", 4/1, "=", 4))}}}