An aircraft flies 60 km east and then 80 km north. How far is it from its starting point?

  1. 20 km
  2. 150 km
  3. 100 km
  4. 140 km
Answer

C) 100 km

Place the start at (0, 0); the plane ends at (60, 80). Distance = 60^2 + 80^2 = 100 km. SLO M-09-B-07 · Application

Mathematics MCQ · More Coordinate Geometry MCQs · Practise