# Geometry

• G.C.1-G.C.4
Understand And Apply Theorems About ...
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• G.C.5-G.C.5
Find Arc Lengths And Areas Of Sector...
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• G.CO.1-G.CO.5
Experiment With Transformations In T...
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• G.CO.6-G.CO.8
Understand Congruence In Terms Of Ri...
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• G.CO.9-G.CO.11
Prove Geometric Theorems...
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• G.CO.12-G.CO.13
Make Geometric Constructions...
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• G.GPE.1-G.GPE.3
Translate Between The Geometric Desc...
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• G.GPE.4-G.GPE.7
Use Coordinates To Prove Simple Geom...
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• G.GMD.1-G.GMD.3
Explain Volume Formulas And Use Them...
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• G.GMD.4-G.GMD.4
Visualize Relationships Between Two-...
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• G.MG.1-G.MG.3
Apply Geometric Concepts In Modeling...
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• G.SRT.1-G.SRT.3
Understand Similarity In Terms Of Si...
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• G.SRT.4-G.SRT.5
Prove Theorems Involving Similarity...
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• G.SRT.6-G.SRT.8
Define Trigonometric Ratios And Solv...
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• G.SRT.9-G.SRT.11
Apply Trigonometry To General Triang...
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• K-2
• 3-5
• 6-8
• 9-12
• math_attach

### Mission 2110: Angles (BBC)

Complete angle puzzles to defeat the Roboids and protect Earth.

### Mission 2110: Angles (BBC)

Complete angle puzzles to defeat the Roboids and protect Earth.

### Transformations - Reflections (NLVM)

Create objects with pattern block pieces and explore Reflections as transformations of the plane.

### Transformations - Rotations (NLVM)

Dynamically interact with and see the result of a rotation transformation.

### Transformations - Translations (NLVM)

Interact with and see the result of a translation transformation with this virtual manipulative.

### Algebraic Transformations (NCTM)

Flip and rotate a plus sign to observe some of the properties of transformations.

### Two-Column Proof Trivia

Draw a parallelogram to prove that the opposite sides are congruent and master two column proofs.

### Self-Check Quizzes-Similar Triangles (Glencoe)

Solve problems involving similar triangles in this short quiz.

### Similarity

Can you tell if triangles are similar? Learn about triangle similarity and test yourself.

### Similar Triangles

Explore different ways of determining if triangles are similar by using transformations.

### Triangle Similarity Test - Three Sides in Proportion (SSS)

Learn how to use the triangle similarity test to determine triangle similarity.

### Determine the New Coordinates - Shooting Pool (ASSET)

Transform points and shapes using coordinate geometry.

### Kepler: The Area of a Circle

Explore this activity to discover the origin the area of a circle formula.

### Density

Solve problems to understand how density relates to the volume of a container or object.

### Mission 2110: Angles (BBC)

Complete angle puzzles to defeat the Roboids and protect Earth.

### Congruency and Similarity (BBC)

Watch this video to learn about the different kinds of similar triangles, and practice identifying them.

### Find Missing Sides and Angles of Similar Triangles

Watch this collection of videos learn how to find missing sides and angles of similar triangles.

### Congruent and Similar Shapes Quiz: Test Bite (BBC)

Test your knowledge of congruent and similar shapes.

### Congruency Postulates (Khan)

Click and drag the points of different triangles to make them congruent.

### Angles Jeopardy (Math-Play)

Play this fun game to test your knowledge about measuring and classifying angles.

### Similar Triangles

Watch this video to learn how to calculate the missing side of a similar triangle using ratios.

### Transformations - Reflections (NLVM)

Create objects with pattern block pieces and explore Reflections as transformations of the plane.

### Transformations - Rotations (NLVM)

Dynamically interact with and see the result of a rotation transformation.

### Transformations - Translations (NLVM)

Interact with and see the result of a translation transformation with this virtual manipulative.

### Algebraic Transformations (NCTM)

Flip and rotate a plus sign to observe some of the properties of transformations.

### The Law of Sines

In this visual proof, understand how the Law of Sines is used in trigonometry.

### The Law of Cosines

Understanding the Law of Cosines will open the world of trigonometry to you with this visualization.

### Graphing the Ellipse and the Hyperbola

Correctly identify the cofficients to determine if the graph will be an ellipse or a hyperbola.

### The Standard and General Form of a Parabola

Discover the equation of a parabola when you investigate the graph.

### Graphing the Ellipse and the Hyperbola

Convert equations of hyperbolas and ellipses to the standard forms.

### Finding the Equation of the Ellipse and the Hyperbola

Write the equations of ellipses and hyperbolas from graphs in this interactive investigation.

### Solving an Ellipse

Find all of the defining characteristics of the graph or an ellipse - vertices, foci and center.

### Geometry Definition Memory Game

Check your knowledge of geometric terms and definitions in this memory game.

### Proof: Parallel Lines 2

Create a two-column proof. All of the statements are there, just put them in order and pick the reasons. Difficulty level - Easy

### Proof: Parallel Lines 4

Create a two-column proof when you put the statements in order and pick the reasons.

### Two-Column Proof Trivia

Draw a parallelogram to prove that the opposite sides are congruent and master two column proofs.

### Mission 2110: Angles (BBC)

Complete angle puzzles to defeat the Roboids and protect Earth.

### Congruency and Similarity (BBC)

Watch this video to learn about the different kinds of similar triangles, and practice identifying them.

### Find Missing Sides and Angles of Similar Triangles

Watch this collection of videos learn how to find missing sides and angles of similar triangles.

### Congruent and Similar Shapes Quiz: Test Bite (BBC)

Test your knowledge of congruent and similar shapes.

### Congruency Postulates (Khan)

Click and drag the points of different triangles to make them congruent.

### Angles Jeopardy (Math-Play)

Play this fun game to test your knowledge about measuring and classifying angles.

### Similar Triangles

Watch this video to learn how to calculate the missing side of a similar triangle using ratios.

### Transformations - Reflections (NLVM)

Create objects with pattern block pieces and explore Reflections as transformations of the plane.

### Transformations - Rotations (NLVM)

Dynamically interact with and see the result of a rotation transformation.

### Transformations - Translations (NLVM)

Interact with and see the result of a translation transformation with this virtual manipulative.

### Algebraic Transformations (NCTM)

Flip and rotate a plus sign to observe some of the properties of transformations.

### The Law of Sines

In this visual proof, understand how the Law of Sines is used in trigonometry.

### The Law of Cosines

Understanding the Law of Cosines will open the world of trigonometry to you with this visualization.

### Graphing the Ellipse and the Hyperbola

Correctly identify the cofficients to determine if the graph will be an ellipse or a hyperbola.

### The Standard and General Form of a Parabola

Discover the equation of a parabola when you investigate the graph.

### Graphing the Ellipse and the Hyperbola

Convert equations of hyperbolas and ellipses to the standard forms.

### Finding the Equation of the Ellipse and the Hyperbola

Write the equations of ellipses and hyperbolas from graphs in this interactive investigation.

### Solving an Ellipse

Find all of the defining characteristics of the graph or an ellipse - vertices, foci and center.

### Geometry Definition Memory Game

Check your knowledge of geometric terms and definitions in this memory game.

### Proof: Parallel Lines 2

Create a two-column proof. All of the statements are there, just put them in order and pick the reasons. Difficulty level - Easy

### Proof: Parallel Lines 4

Create a two-column proof when you put the statements in order and pick the reasons.

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