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Identifying parallel and perpendicular lines
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- Worksheet A9b Identifying parallel and perpendicular lines
- Handout (condensed format for reduced printing)
- Card sort A9b Parallel and perpendicular lines (a knowledge of rearranging/ changing the subject is required for this activity)
Links to past exam questions
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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
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