Paper 2 · Co-Ordinate Geometry of the Line ⏱ Tested in 4 exam questions since 2018 Lesson 4 of 13

LCOL Co-Ordinate Geometry of the Line 4: Midpoint Formula

This tutorial is for members

Read the lesson notes free below — subscribe to watch the full worked video and download the PDF.

Subscribe for full access · €199/yr

You’ll learn

  • Find the midpoint of two points
  • Work backwards to find a missing endpoint

Formula used

Midpoint formula

midpoint = ((x₁ + x₂)/2, (y₁ + y₂)/2)

On page 20 of the log tables — read it off, don’t memorise.

Most recent exam questions

  • 2021 P2 Q4(a)(ii)
  • 2020 P2 Q2(b)(i)
  • 2019 P2 Q4(a)
  • 2018 P2 Q2(a)

💬 Stuck on something in this lesson?

Send your question with this lesson’s name attached — you’ll get a reply by email.