Work out the coordinates of the midpoint of ab

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

Which answer choice is it? is it the first ,second,third or fourth giving 40 points for whoever answers correctly you

What is the area of the wall surface of a room that is 16’ x 18’ with 9 ceilings?