# Tangents and Radii

1. Construct a circle.
2. Construct the radius.
3. Construct a tangent line to the circle at the endpoint of the radius.
4. Construct a point on the tangent line.
5. Measure the angle formed by the tangent and the radius.
6. Select and move different points on the construction. What do you notice about the angle formed by the tangent and radius.
7. Type your conclusion on the sketch.

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