2. The east-west streets and north-south avenues of a certain city are numbered consecutively from south to north and west to east. All blocks are squares with the same side lengths. Mandy is standing on the corner of 59th Street and 15th Avenue. Mark is standing on the comer of 35th Street and 21st Avenue. Mark calls Mandy and asks her to meet him at a spot halfway between their current
locations

a. Use the Midpoint Formula to find out where Mark wants to meet. Show your work