Question

driving in a city, taxicabs are restricted to city streets, and so distances traveled are measured in the number of blocks the taxi has to travel to get from one place to another. In the map part of Chicago at the right, each north-south block is one taxicab block, and each east-west block is half a tacicab block. This the distance from point A, at W. Byron St. and N. Sacremento Ave., to point B, at W. Irving Park Rd. and N. Francisco Ave., is 2 taxicab blocks. Find all other street intersections that are 2 taxicab blocks from point A. To make your task eaiser, put a grid on the map, with A be