Perpendicular Gradients
- Author:
- Mrs Campbell
- Topic:
- Rotation
Perpendicular Lines
What does the slider do? (a)
Use the slider to rotate the triangle to make a perpendicular line.
What are the gradients of the two perpendicular lines? (leave them as fractions). How are they related?
Can you work out a general rule for the relationship between gradients of perpendicular lines?