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Geometry 2.0
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Geometry 2.0
Triangles and Congruency
7.3 Proofs with Isoceles and Equilateral Triangles
7.3 Proofs with Isoceles and Equilateral Triangles
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Last modified: Tuesday, December 12, 2017, 8:57 PM
◄ 7.2 Lesson on the Equilateral Triangles Theorem
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0.1 Presentation: Definitions/Names
0.2 Activity: Defining a Person
0.3 Points, lines, and planes practice
1.1 - Pre/Post Unit Test
1.3 - Vocabulary
1.4 - Definition Matching Activity
1.5 - Practice with Definitions
1.6 - Writing Definitions
2.1 - Parallel and Perpendicular Lines
2.2 - Identifying Parallel and Perpendicular Lines: Khan Academy Warm-up
2.3 - Investigating Angle Relationships and Making Conjectures
2.4 - Practice Finding Missing Angles
2.5 - Finding Missing Angles Extra Practice
3.1 - Midpoint Act 1
3.2 Midpoint Act 2
3.3 - Midpoint Act: Their Answers
3.4 - Slope, Distance, Midpoint Presentation
3.5 - Practice with Slope, Distance, and Midpoint
3.6 - Slope, Distance, and Midpoint Extra Practice
4.1 - Classifying a Square
4.2 - Warm Up Activity
4.3 - Classifying a Square Activity
4.4 - Square Extra Practice
5.1 - Axioms, Definitions, and Theorems Presentation
5.2 - Definitions: Exploring New Words
5.3 - Axioms, Definitions, Theorems Extra Practice
6.1 - Logical If-Then Statements
6.2 - Additional Practice with Logic
6.3 - Extra Practice with Logical Statements
1.1 - Introduction to Congruency
1.2 - Congruent Figures Video
1.3 - Congruence Statements
1.4 - Congruent Figure Quick Assessment
1.5 - Extra Practice
2.1 - Triangle Congruency: Names
2.2 - Triangle Introduction
2.3 - The Name Game
2.4 - Triangle Congruence Practice
3.1 - Triangle Congruence:Proving Shortcuts
3.2 Activity: Finding Mister Right: Proving Triangle Shortcuts
3.3 - Triangle Congruence Theorems
3.4 - Triangle Congruence Video
3.5 - Triangle Congruence Practice
3.6 CongruentTriangles Quiz
4.1 - Triangle Congruence Proofs Introduction
4.2 - Triangle Congruency Proof Example
4.3 - More Examples and Practice w/ SAS and SSS
4.4 - More Examples and Practice with ASA, AAS, and HL
4.5 Assessment Triangle Congruence Proofs
4.6 Triangle Proofs
4.7 Additional Resources: Triangle Congruence Proofs
5.1 - Congruent Parts of Triangles Intro
5.2 - CPCTC Video
5.3 - CPCTC Practice
5.4 CPCTC Worksheet
5.5 Congruent Triangles Quiz
6.1 - Isosceles and Equilateral Triangles
6.2 - Isosceles Triangle Examples
6.3 - Triangle Practice
6.4 - Equilateral Triangle Examples
6.5 - Special Triangle Practice
6.6 Isosceles Triangle Quiz
6.7 Equilateral Triangles Quiz
7.01 Isosceles and Equilateral Triangles: Proofs
7.1 Lesson on the Isoceles Triangle Theorem
7.5 Isosceles Triangle Theorem
7.2 Lesson on the Equilateral Triangles Theorem
7.02 Isosceles and Equilateral Triangle Practice
8.1 - Indirect Proof Introduction
8.2 - Indirect Proof Video
8.3 - Indirect Proof Examples
8.4 - Atticus Finch uses indirect proof
8.5 - Indirect Proof Practice
8.6 - Extra Practice with Indirect Proofs
9.1 - Ratio and Proportion Introduction
9.2 - Ratio as Comparison
9.3 - Ratio Examples
9.4 - Proportion Introduction
9.5 - Proportion Solving Examples
9.6 - Proportion Solving Practice
9.7 Additional Resources Related to Proportions and Ratios
9.8 Ratios and Proportions
9.9 Similarity Free Response Assessment
10.1 - Similar Polygon Introduction
10.2 - Similar Polygon Presentation
10.3 - Similar Polygon Examples
10.4 - Triangle Similarity Presentation
10.5 - Triangle Similarity Practice
10.6 Similar Figures Extra Resources
11.1 - Ratios in Triangles Introduction
11.2 - Triangle Investigation
11.3 - Triangle Proportionality Video
11.4 - Triangle Similarity Guided Practice
11.6 - Altitude in Right Triangle Video
11.7 - Lesson Examples
11.8 - Extra Practice
11.9 Proportions in Triangles Practice Problems
12.1 - Area and Perimeter Ratios for Similarity Introduction
12.2 - Area and Perimeter Ratio Video
12.3 - Area and Perimeter Ratio Examples
12.4 - Area and Perimeter Extra Practice
12.5 Additional Resources
1.1 - Transformation Introduction
1.2 - Transformation Example
1.4 - More Transformation Examples
1.6 - Transformation Scavenger Hunt
1.7 Transformations Graphic Organizer
1.8 - Exit Ticket
2.1 - Translation Introduction and Warm Up
2.2 - Transformation Formative Assessment #1
2.3 - Translation Examples
2.4 - Translation Extra Practice
2.5 Transformation Rules
3.1 - Reflection Introduction
3.2 - Reflection Example #1
3.3 - Reflection Example #2
3.4 - Reflection General Rules
3.5 - Transformation Rule Notes
3.7 - Reflection Examples # 4 & 5
3.8 - More Reflection Practice
3.9 - Extra Practice with Reflections
4.1 - Rotations Introduction and Warm Up
4.2 - Exploring Common Rotations
4.3 - Transformation Rule Notes
4.4 - Rotation Examples #1-3
4.5 - Rotation Example #4
4.6 - Rotation Practice
4.7 - Rotations Extra Practice
5.1 - Dilation Targets
5.2 - Transformation Card Sort Warm Up
5.3 - Transformation Formative Assessment #2
5.4 - Dilation Exploration and Examples
5.5 - Dilation Partner Practice
5.6 - Dilation Partner Practice Solutions
5.7 - Dilation Extra Practice
6.1 - Transformation Composition Targets
6.2 - Transformation Formative Assessment #3
6.3 - Compositions of Transformations
6.4 - Compositions Extra Practice
7.1 - Congruent and Similar Transformation Targets
7.2 - Transformation Review Warm Up
7.3 - Congruent and Similar Figures Review
7.4 - Congruent and Similar Transformations Examples 3 & 4
7.5 - Congruent and Similar Transformations Extra Practice
8.1 - Tessellation Project
8.2 Practice: Transformations Review
8.3 - Geometer's Sketchpad Review
9.1 - Transformations Exam
1.1 - Pythagorean Theorem Introduction
1.2 - Pythagorean Theorem Proof
1.3 - Pythagorean Theorem and Pythagorean Triples Video
1.4 - Pythagorean Theorem Examples
2.1 - Special Right Triangles
2.2 - Isosceles Right Triangle Investigation
2.3 - Isosceles Right Triangle Examples
2.4 - 30-60-90 Triangle Investigation
2.5 - 30-60-90 Examples
2.6 - Special Right Triangle Videos and Practice
2.7 - Special Right Triangles Extra Practice
2.9 - Special Right Triangles Investigation
2.91 Special Right Triangle Review Sheet
3.0 - Discovering Trig Ratios
3.1 - Trigonometry Introduction
3.2 - Trig Video and Practice
3.3 - Trig Ratio Examples
3.4 - Another Trig Video
3.5 - Trig Extra Practice
3.7 - Even More Practice
3.8 Trig River Activity Lesson
4.1 - Solving for an Angle Introduction
4.2 - Solving for an Angle Video
4.3 - Finding Angle Examples
4.4 - Finding Angles Extra Practice
4.6 - Even More Practice
5.1 - Angles of Elevation and Depression Introduction and Examples
5.1.1 - Inclinometer Activity
5.2 - Angles of Elevation and Depression Practice
5.3 - Angles of Elevation and Depression Extra Practice
6.1 - Review Project
6.2 - Pre and Post Assessment Questions
1.3 - Lesson Warm Up and Examples
1.4 - Similarity and Flow Chart Assignment
1.5 - Similarity and Flow Charts Extra Practice
2.3 - Warm Up and Examples
2.4 - Two Column Proof Assignment
2.5 - Two Column Proof Extra Practice
3.2 - Quadrilateral Definition Activity
3.3 - Quadrilateral Properties Investigation
3.4 - Practice with Quadrilaterals
3.5 - Quadrilateral Venn Diagram
3.6 - Sometimes, Always, Never
4. Properties of Kites Assignment
4.2 - Always, Sometimes, Never Warm Up
4.3 - Properties of Quadrilaterals: Rhombi
4.4 - Properties of Rhombi Practice
4.5 - Rhombus Diagonals Proof
4.6 - Parallelogram Proof
4.7 - Quadrilateral Types Extra Practice
4.8 - All About Kites
4.9 - Properties of Kites Practice
4.91 - Kite Diagonals Proof
4.92 - Theorem 5.6 Proof
4.93 - Theorem Extra Practice
5.2 - Practice with Quadrilaterals
6.3 - Coordinate Plane and Quadrilaterals
6.4 - Coordinate Plane Polygon Practice
6.5 - Complete the Quadrilateral
7.2 - Polygon Note Sheet
7.3 - Polygon Vocabulary Presentation
7.4 - Exterior Angle Investigation
7.5 - Interior Angle Sum Investigation
7.6 - Interior and Exterior Angle Sum Extra Practice
7.7 - Supplementary Practice
8.2 - Interior Angle Warm Up
8.3 - Polygon Names and Finding Angles Practice
8.7 Polygon Angles Homework Handout
01.1 - Circle Intro and Warmup
01.11 - Circles are Everywhere
01.3 - Ted.Ed & Constructing a Circle
01.4 - Circle Vocabulary
01.41 - Vocabulary Activity 1 Video
01.42 - Additional Circle Vocabulary and practice
01.6: Extra Practice: Characteristics of a circle
01.7 - Additional Practice: CK12 and Geogebra
02.1 - Introduction to Circle Equations
02.2: Supplementary Activity: Pythagorean Theorem to Distance Formula
02.3 - Supplemental Examples
02.4 - Circle Equations Extra Practice
02.5 - Equations of Circles Lesson and Warmup
02.7 - Benchmark Quiz
03.1 - Warmup for Central Angles in Circles
03.3 - Central Angles
03.4 - Example #2 Explanation
03.5 - Example #3
03.6 - Example #3 Explanation
03.7 - Central Angles Extra Practice
04.1 - Introduction to Tangent and Review
04.3 - Theorem 6.1: Radius and Tangent Line
04.4 - Theorem 6.2 Statement
04.5 - Theorem 6.2 Proof and Construction
04.6 - Examples
04.7 - Example Solutions
04.8 - Practice Problems
04.9.0- Extra Practice
05.1 - Intro and Warm-Up
05.3 - Chords and Paper Folding
05.4 - Chord and Constructed Diameter
05.6 - Chord Properties
05.7 - Example #1 Explanation
05.8 - Chord Properties
05.9 - Example #2 Explanation
05.9.0 - Chord Practice
05.9.0 - Chord Practice
06.1.1 - Intro and Warm-up
06.1.3 - Inscribed Angles
06.1.4 - Theorem 6.7 Video
06.1.5 - Example 1
06.1.6 - Example 1 Explanation
06.1.7 - Inscribed Angles, continued
06.1.8 - Example 3 Explanation
06.1.9 - Inscribed Angle Practice
06.1.9.2 - Inscribed Angle Additional Practice
06.2.1 - Intro & Warm-up
06.2.3 Supplemental Folding Paper Activity
07.1 - Intro & Warm-up
07.2 - Angle Relationships in Circles Investigation
07.3 - Theorem 6.11
07.4 - Example 1 Explanation
07.5 - Theorem 6.12
07.6 - Theorem 6.12 Explanation
07.7 - Practice and Additional Theorems
07.9 - More Angle Relationships Additional Practice
08.1: Lesson and Warmup
08.1.2 - Additional Practice
08.2.0 - Intro. & Warm-up
08.2.2 - Bike Race
09.1 - Intro & Warm-up
09.3 - Facts about Pi
09.4 - Circumference Definition and Practice
09.5 - Example 1 Explanation
09.6 - Circumference Practice and Arc Length
09.8 - Arc Length Practice
09.9 - Circumference and Arc Length Additional Practice
10.1 - Intro & Warm-up
10.3 - Circle Area Investigation
10.4 - Circle Area Derivation
10.5 - Example 1
10.6 - Example 1 Explanation
10.7 - Sector Areas
10.8 - Benchmark Quiz 9.3.3.8
11.1 - Review Worksheet
11.2 - Review Problems
11.3 - Spiral Review: Amusement Park
12.1 - Circles Test
1.1 - Lesson Intro and Warm Up
1.3 - Polyhedra, Euler's Rule, and Nets
1.4 - Cross Sections
1.5 - Additional Practice with Cross Sections and Nets
1.6 - Extra Practice for Lesson 1
2.1 - Lesson Intro and Warm-up
2.3 - Surface Area of Prisms and Cylinders
2.4 - Extra Practice for Lesson 2
3.1 - Lesson Intro and Warm-up
3.3 - Surface Area of Pyramids and Cones
3.4 Extra Practice for Lesson 3
4.1 - Lesson Intro and Warmup
4.3 - Prisms and Their Volume
4.4 - Prisms and Their Volume Videos
4.5 - Volume of Prisms and Cylinder Examples
4.6 - Volume of Cylinder Video
4.7 - Final Cylinder/Prism Examples
4.8 - Extra Practice for Lesson 4
5.1 - Lesson Intro and Warmup
5.3 - Volume of a Pyramid video
5.4 - Volume of Pyramids and Cones Examples
5.5 - Extra Practice for Lesson 5
6.1 - Lesson Intro and Warmup
6.3 - Sphere Examples
6.4 - Sphere Example 8 Video
6.5 - Extra Practice for Lesson 6: Spheres
6.6 - Review for Quiz
7.1 - Lesson Intro and Warm Up
7.3 - Similar Solids Examples
7.4 - Get the Most Ice Cream!
7.5 - Extra Practice for Lesson 7: Similar Solids
8.1 - Lesson and Examples: Measuring Uncertainty
8.2 - Measuring Uncertainty Ideas
8.3 - How to Master Measuring Uncertainty
9.1 Review Game Kahoots
9.2 - Post Test
7.02 Isosceles and Equilateral Triangle Practice ►