CAIE IGCSE Mathematics Extended Coordinate Distance

Practise calculating the distance between coordinate points from horizontal and vertical changes and applying the result to geometric constraints.

Syllabus
2028–2030
Objective
E3.4.1
Level
Extended

Exam points

  • find Δx and Δy from the same point order and calculate √((Δx)² + (Δy)²)
  • retain an exact surd when requested or round the decimal length to the stated accuracy
  • use a known distance with an axis constraint to solve the possible coordinates of another point

E3.4.1 Calculate the length of a line segment. question 1

[Maximum number: 3]

P has coordinates (-1,3) and Q has coordinates (6,4).

Find the length PQ.

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