Education Technology

### Alternate Interior Angles

Explore the relationships of the angles formed when two parallel lines are cut by a transversal.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS
• TI-Nspire™
• TI-Nspire™ CAS

### Creating Parallel Lines and Transversals

Create a pair of parallel lines cut by a transversal and investigate the relationships among the angles that are created.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS

### Creating Perpendicular Bisectors

Construct the perpendicular bisector of a line segment in several different ways and consider the role of circles in the construction.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS
• TI-Nspire™
• TI-Nspire™ CAS

### Determining Angle Measure

Determine the measure of an angle and if larger angles have longer "sides."
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS
• TI-Nspire™
• TI-Nspire™ CAS

### Points, Lines, and Distance

Investigate the distance between two points, a point and a line, and two lines.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS
• TI-Nspire™
• TI-Nspire™ CAS