### Alternate Interior AnglesPublished on Explore the relationships of the angles formed when two parallel lines are cut by a transversal. | TI-Nspire™ CX TI-Nspire™ CX CAS TI-Nspire™ Navigator™ TI-Nspire™ TI-Nspire™ CAS
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### Determining Angle MeasurePublished on Determine the measure of an angle and if larger angles have longer "sides." | TI-Nspire™ CX TI-Nspire™ CX CAS TI-Nspire™ Navigator™ TI-Nspire™ TI-Nspire™ CAS
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### Points, Lines, and DistancePublished on Investigate the distance between two points, a point and a line, and two lines. | TI-Nspire™ CX TI-Nspire™ CX CAS TI-Nspire™ Navigator™ TI-Nspire™ TI-Nspire™ CAS
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### Points, Lines, and PlanesPublished on Explore the relationships between points, lines, and planes. | TI-Nspire™ CX TI-Nspire™ CX CAS TI-Nspire™ Navigator™ TI-Nspire™ TI-Nspire™ CAS
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