Graph linear equations I'm confused on how to do this problem... How do you do this problem the correct way because I can't figure it out

#7. m is the midpoint of pq, the diameter of the circle o is 13in. and rm = 4in. find pm find pq

An object is accelerating at a constant rate. its velocity in feet per second as a function of time in seconds can be modeled by the linear function v(t) = 2.5t. what does the dependent variable represent for this function? a) acceleration b) distance c) slope d) velocity

Given the equation negative 4 square root x minus 3 equals 12