So, i need to find the value of b but im very confused on how to! can someone me?

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?