Title  Description  Thumbnail Image 

Activity Guide: Building a Scale Model of Himeji Castle 
This handson activity is a companion to the video segment from the Geometry Applications: Angles and Planes video. In particular, it supports the segment on the architecture of Himeji Castle. 

Closed Captioned Video: TINspire MiniTutorial: Circumscribing a Circle about a Triangle 
In this TI Nspire tutorial, the Geometry window is used to circumscribe a circle about a triangle. This video supports the TINspire Clickpad and Touchpad. This video includes a Worksheet: https://www.media4math.com/library/worksheettinspireminitutorialcircumscribingcircleabouttriangle A Video Transcript is available for this tutorial at this Link Note: The download is Media4Math's guide to closed captioned videos. Other Closed Captioned VideosTo see the complete collection of Closed Captioned Videos, click on this Link. 

Closed Captioned Video: TINspire MiniTutorial: Constructing and Measuring an Angle 
In this TI Nspire tutorial, the Geometry window is used to construct and measure an angle. This video supports the TINspire Clickpad and Touchpad. This MiniTutorial Video includes a WORKSHEET: https://www.media4math.com/library/worksheettinspireminitutorialconstructingandmeasuringangle A Video Transcript is available for this tutorial at this Link. Note: The download is Media4Math's guide to closed captioned videos. Other Closed Captioned VideosTo see the complete collection of Closed Captioned Videos, click on this Link. 

Closed Captioned Video: TINspire MiniTutorial: Constructing the Circumcenter of a Triangle 
In this TI Nspire tutorial, the Geometry window is used to construct a triangle and its circumcenter. This video supports the TINspire Clickpad and Touchpad. A worksheet supports this video: https://www.media4math.com/library/worksheettinspireminitutorialconstructingcircumcentertriangle A Video Transcript is available for this tutorial at this Link. Note: The download is Media4Math's guide to closed captioned videos. Other Closed Captioned VideosTo see the complete collection of Closed Captioned Videos, click on this Link. 

Closed Captioned Video: TINspire MiniTutorial: Constructing the Orthocenter of a Triangle 
In this TI Nspire tutorial the Geometry window is used to construct the orthocenter of a triangle. This video supports the TINspire Clickpad and Touchpad. This video includes a Worksheet: https://www.media4math.com/library/worksheettinspireminitutorialconstructingorthocentertriangle A Video Transcript is available for this tutorial at this Link. Note: The download is Media4Math's guide to closed captioned videos. Other Closed Captioned VideosTo see the complete collection of Closed Captioned Videos, click on this Link. 

Definition345 Right Triangle 
The definition of the term "345 Right Triangle." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

Definition306090 Right Triangles 
The definition of the term "306090 Right Triangles." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

Definition454590 Right Triangles 
The definition of the term "454590 Right Triangles." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

Definition51213 Right Triangle 
The definition of the term "51213 Right Triangle." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

DefinitionAcute Angle 
The definition of the term "Acute Angle." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

DefinitionComplementary Angle 
The definition of the term "Complementary Angle." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

DefinitionLegs of a Right Triangle 
The definition of the term "Legs of a Right Triangle." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

DefinitionMedians of a Triangle 
The definition of the term "Medians of a Triangle." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

DefinitionObtuse Angle 
The definition of the term "Obtuse Angle." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

DefinitionReflex Angle 
The definition of the term "Reflex Angle." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

DefinitionRight Angle 
The definition of the term "Right Angle." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

DefinitionRight Triangle 
The definition of the term "Right Triangle." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

DefinitionStraight Angle 
The definition of the term "Straight Angle." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

DefinitionSupplementary Angles 
The definition of the term "Supplementary Angles." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

DefinitionVertical Angles 
The definition of the term "Vertical Angles." Note: The download is a JPG file. Related ResourcesTo see the complete collection of glossary terms in the Visual Glossary, click on this link: https://media4math.com/VisualGlossary 

Geometry Applications Teachers Guide: Angles and Planes 
This is the Teacher's Guide that accompanies Geometry Applications: Angles and Planes. To view the full video: https://www.media4math.com/library/geometryapplicationsanglesandplanes This video includes a Video Transcript: https://www.media4math.com/library/videotranscriptgeometryapplicationsanglesandplanes 

INSTRUCTIONAL RESOURCE: Nspire App Tutorial: Constructing an Isosceles Triangle 
In this Slide Show, we show how to construct an isosceles triangle. This presentation requires the use of the TINspire iPad App. Note: the download is a PPT. 

INSTRUCTIONAL RESOURCE: TINspire App Activity: Constructing an Isosceles Triangle 
In this Slide Show, learn how to use the TINspire App to construct an isosceles triangle. Note: The download is a PPT file. 

Interactive Crossword PuzzleQuadrilaterals 
This interactive crossword puzzle tests knowledge of key terms on the topic of quadrilaterals. Note: The download is a PDF version of this puzzle. 

Interactive Crossword PuzzleTriangles 
This interactive crossword puzzle tests knowledge of key terms on the topic of triangles. Note: The download is a PDF version of this puzzle. 