Will the opposite of zero always, sometimes, o never zero

Answer asap ! the shortest path from point a to point b goes through a pond. to avoid the pond, you must walk straight 34 meters along one edge of the pond, then take a 90 degree turn, and again walk straight 41 meters along another edge of the pond to reach point b. about how many meters would be saved if it were possible to walk through the pond? a. 11 m b. 20 m c. 30.45 m d. 21.73 m

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.

Sawsan recorded the favorite sport of students at her school. she surveyed 200 students. how many students chose tennis?