JAMB Mathematics 2010 Question 35

Question 35

Coordinate Geometry

Find the distance between the points (½, ½) and (−½, −½).

  1. A.√2
  2. B.0
  3. C.1
  4. D.√3
Show the answer and explanation

Answer: A (√2)

Explanation

d = √((½ + ½)2 + (½ + ½)2) = √(1 + 1) = √2.