Title | Description | Thumbnail Image | Curriculum Topics |
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## Halloween Math Activities |
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## DescriptionTurn the Halloween season into an opportunity to do some math activities! In this module, you'll find a clever collection of arithmetic, algebra, and geometry activities. |
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## Why Do Rivers Meander? |
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## DescriptionRivers twist and turn as they make their way to the sea. Why does this happen and how can this be explained mathematically? In this module we look at the geometry of meandering rivers. In the process we'll discover some fascinating numerical relationships. |
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## Definition--Circle Concepts--Arc Length |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Area of a Circle |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Center of a Circle |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Chord |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Circle |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Circle Inscribed in a Square |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Circle Inscribed in a Triangle |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Circles on a Coordinate Plane |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Circular Arc |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Circular Composite Figures |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Circular Cross-Sections |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Circular Functions |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Circular Models |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Circular Numerical Models |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Circumcenter of Triangle |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Circumference |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Circumscribed Angle |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Concentric Circles |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Diameter |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Equation of a Circles |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Hexagon Inscribed in a Circle |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Incenter of a Triangle |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle | |

## Definition--Circle Concepts--Inscribed Angle |
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## This is a collection of definitions related to circles and related topics. |
Definition of a Circle |