A9b – Identifying parallel and perpendicular lines

This is the students’ version of the page. Log in above for the teachers’ version.

Identifying parallel and perpendicular lines

Teacher resources

Teachers: log in to access the following:

  • Slides in PPTX (with click-to-reveal answers)
  • Slides in PDF (one slide per page, suitable for importing into IWB software)
  • Card sort (a knowledge of rearranging/ changing the subject is required for this activity)
Links to past exam questions

Teachers: log in to access these.

Interactive GeoGebra activity: Gradients of perpendicular lines

Move around the blue points to see the relationship between perpendicular lines.
With thanks to Tim Brzezinski, whose Perpendicular Lines Investigation (VB) worksheet is available here. Material modified and embedded here under the CC-BY-SA 3.0 license.
In the real world

Teachers: log in to view this content.