I’m giving the brainliest which equation can you use to find the value of x

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

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! : )

How do i take any fraction and make it into a decimal or percentage?