# From Secants to Tangents

1. Move point R closer to P. What do you notice?
2. Click on the line QP in the side margin (a red secant line should now appear passing through Q and P). Move point Q closer to P. What do you notice?
3. Click on the line QR in the side margin (a green secant line should now appear passing through Q and P). Move point Q and R closer to P. What do you notice?

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