Alternate Interior Angles

Author:: GeoGebra Materials Team

Lines AB and FC are parallel. Line BC is a transversal.

1. Use points A, B, and C to move the lines. Observe the angle values. 2. <ABC and <HCB are alternate interior anlges. Name another pair of alternate interior angles. 3. Compare different pairs of alternate interior angles. What do you notice?

Alternate Interior Angles

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