Education Technology

### Arc Length and Sectors

Investigate the mathematics of arc length and sectors.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS

### Area Formulas

Explore the relationships among the area formulas for parallelogram and rectangles.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS
• TI-Nspire™
• TI-Nspire™ CAS

### Exploring Areas of Irregular Polygons

Explore different ways to find areas of irregular polygons using the three basic shapes of rectangles, parallelograms, and triangles.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS

### Exploring Diameter and Circumference

Explore the relationship between the diameter and circumference of a circle.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS
• TI-Nspire™
• TI-Nspire™ CAS

### Fixed Perimeter Rectangles

Investigate side length and area in a rectangle with fixed perimeter.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS
• TI-Nspire™
• TI-Nspire™ CAS

### Side Length, Perimeter, and Area of a Rectangle

Explore the effects of changing base (or height) of a rectangle on it's perimeter and area.
• TI-Nspire™ CX/CX II
• TI-Nspire™ CX CAS/CX II CAS
• TI-Nspire™
• TI-Nspire™ CAS