1. a line segment on a number line has its endpoonts at -9 and 6. find the coordinate of the midpoint of the segment. a. 1.5 b. -1.5 c. 2 d. -3 2. find the coordinates of the midpoint of hx (has a line on top) given that h(-1,3) and x(7,-1). a. (3,1) b. (0,4) c. (-3,1) d. (-4,0) 3. find the distance between the points r (0,5) and s(12,3). round to the nearest tenth. a. 10.4 b. 16 c. 12.2 d. 11.8 4. an airplane at t(80,20) needs to fly to both u(20,60) and v(110,85). what is the shortest possible distance for the trip? a. 165 units b. 170 units c. 97 units d. 169 unitsme you very much.