Q3. a) On a mapâs coordinate grid, Walt City is located at (â1, â3) and Koshville is located at (4, 9). Find the coordinates of the town which is exactly in the middle of the line joining both the cities. [A3-4]
b) City hospital is equidistant from both the cities of Walt City and Koshville. Find the equation of the line joining City Hospital to the town referred to in part a. [A7-8, C3-4]