## Geometry Chapter 10 Videos

Help with 10.5 homework: Surface Area of Pyramids and Cones

Help with Cylinders- Power point

__Surface Area Power Point from class__

## Geometry Chapter 9 Videos

Find the Area of a REGULAR POLYGON: https://www.khanacademy.org/math/geometry/right_triangles_topic/special_right_triangles/v/area-of-a-regular-hexagon

Find area of a polygon with the apothem- PPT- HOMEWORK questions #26

Help with Homework 9.2 PG 603

Find area of a polygon with the apothem- PPT- HOMEWORK questions #26

__Help with Homeowrk 9.3 Pg 609__Help with Homework 9.2 PG 603

## Geometry Chapter 8 Videos

Lesson 8-1

3 triangles in 1, All 3 are similiar

Geometric Mean

Use Geometric Mean to find missing sides of the similar triangles

Geometric Mean Theorems- Power Point (Slides 7-12 are the most important-contains test questions-hint hint)

More Geometric Mean- Application

Extra Practice (Know these for Quiz on 7/3)

PowerPoints from the book- 8-1

Lesson 8-2

Trigonometric Ratios

Trig in your calculator

Trig Practice (With answers)

PowerPoint from the book- 8.2

Powerpoint from the book- 8.3

More Videos on Trig from Khan Academy

3 triangles in 1, All 3 are similiar

Geometric Mean

Use Geometric Mean to find missing sides of the similar triangles

Geometric Mean Theorems- Power Point (Slides 7-12 are the most important-contains test questions-hint hint)

More Geometric Mean- Application

Extra Practice (Know these for Quiz on 7/3)

PowerPoints from the book- 8-1

Lesson 8-2

Trigonometric Ratios

Trig in your calculator

Trig Practice (With answers)

PowerPoint from the book- 8.2

Powerpoint from the book- 8.3

More Videos on Trig from Khan Academy

## Geometry Chapter 7 Videos

Lesson 7-1 Ratios and Proportions

Video: Ratios with Slope

Quick Notes: Ratios with Slope

Video: Ratios to solve Perimeter

Video: Cross Products (including the hard ones with Quadratics)

Video: Turn an equation into a ratio

Lesson 7-2 Similar Polygons

Video: Ratios of Similar Triangles

Video: Are the Polygons Similar?

Video: Architecture Application

Lesson 7-3 Triangle Similarity: AA, SSS, and SAS

AA Similarity Theorem

SSS & SAS

Triangle Similarity

Extra Practice using Similarity Theorems

Lesson 7-4 Applying Properties of Similar Triangles

Triangle Proportionality Theorem

Converse of the Triangle Proportionality Theorem

Two-Transversal Proportionality Theorem

Triangle Anlge Bisector Theorem

Lesson 7-5 Using Proportional Relationships

Find the Height of something really tall using you and your shadow

Distance on a Map

Scale Drawing

Video: Ratios with Slope

Quick Notes: Ratios with Slope

Video: Ratios to solve Perimeter

Video: Cross Products (including the hard ones with Quadratics)

Video: Turn an equation into a ratio

Lesson 7-2 Similar Polygons

Video: Ratios of Similar Triangles

Video: Are the Polygons Similar?

Video: Architecture Application

Lesson 7-3 Triangle Similarity: AA, SSS, and SAS

AA Similarity Theorem

SSS & SAS

Triangle Similarity

Extra Practice using Similarity Theorems

Lesson 7-4 Applying Properties of Similar Triangles

Triangle Proportionality Theorem

Converse of the Triangle Proportionality Theorem

Two-Transversal Proportionality Theorem

Triangle Anlge Bisector Theorem

Lesson 7-5 Using Proportional Relationships

Find the Height of something really tall using you and your shadow

Distance on a Map

Scale Drawing

## SquareRoots and Special Right Triangles

Simplifying Squareroots (radicals) -Powerpoint presentation (really helpful!)

Special Triangles- Formula Template (Print and keep in your binder)

Special Trianlges- Power point- step by step example (used problems from ch8 test)

Special Triangles = 45-45-90 and 30-60-90

Special Triangles- Formula Template (Print and keep in your binder)

Special Trianlges- Power point- step by step example (used problems from ch8 test)

Special Triangles = 45-45-90 and 30-60-90