The distance formula is derived by applying which result to the right-angled triangle formed by two points and lines parallel to the axes?

  1. The section formula
  2. The midpoint formula
  3. Pythagoras' theorem
  4. The angle-sum property
Answer

C) Pythagoras' theorem

The horizontal and vertical gaps x2 - x1 and y2 - y1 are the legs of a right triangle; the distance is its hypotenuse. SLO M-09-B-01 · Understanding

Mathematics MCQ · More Coordinate Geometry MCQs · Practise