### Arc Length and SectorsUpdated on Investigate the mathematics of arc length and sectors. | | Download7,081 |

### Area FormulasUpdated on Explore the relationships among the area formulas for parallelogram and rectangles. | | Download7,933 |

### Comparing Perimeter to Area of a SquarePublished on Analyze the relationship between the area and perimeter of a square. | TI-Nspire™ CX TI-Nspire™ CX CAS TI-Nspire™ Navigator™ TI-Nspire™ TI-Nspire™ CAS
| Download6,432 |

### Exploring Diameter and CircumferenceUpdated on Explore the relationship between the diameter and circumference of a circle. | TI-Nspire™ CX TI-Nspire™ CX CAS TI-Nspire™ Navigator™ TI-Nspire™ TI-Nspire™ CAS
| Download6,612 |

### Fixed Perimeter RectanglesUpdated on Investigate side length and area in a rectangle with fixed perimeter. | TI-Nspire™ CX TI-Nspire™ CX CAS TI-Nspire™ Navigator™ TI-Nspire™ TI-Nspire™ CAS
| Download6,404 |

### Side Length, Perimeter, and Area of a RectanglePublished on Explore the effects of changing base (or height) of a rectangle on it's perimeter and area. | TI-Nspire™ CX TI-Nspire™ CX CAS TI-Nspire™ Navigator™ TI-Nspire™ TI-Nspire™ CAS
| Download6,868 |

### The MailboxPublished on In this lesson, students will visualize that areas of irregular shapes can be found by determining the sum of smaller, more familiar shapes. | | Download196 |