Princeton Review

TEKS

These are the resources that support this TEKS Standard.

TEKS.HS.G.8a - Prove theorems about similar triangles, including the Triangle Proportionality theorem, and apply these theorems to solve problems.

Displaying 251 - 300 of 311 resources:

Thumbnail Image Title Description Curriculum Nodes
Math Example--Geometric Proofs--Example 13

Math Example--Geometric Proofs--Example 13

Math Example--Geometric Proofs--Example 13

This is part of a collection of math examples that focus on geometric proofs.

Parallel Lines and Definition of a Triangle
Math Example--Geometric Proofs--Example 2

Math Example--Geometric Proofs--Example 2

Math Example--Geometric Proofs--Example 2

This is part of a collection of math examples that focus on geometric proofs.

Parallel Lines and Definition of a Triangle
Math Example--Geometric Proofs--Example 3

Math Example--Geometric Proofs--Example 3

Math Example--Geometric Proofs--Example 3

This is part of a collection of math examples that focus on geometric proofs.

Parallel Lines and Definition of a Triangle
Math Example--Geometric Proofs--Example 4

Math Example--Geometric Proofs--Example 4

Math Example--Geometric Proofs--Example 4

This is part of a collection of math examples that focus on geometric proofs.

Parallel Lines and Definition of a Triangle
Math Example--Geometric Proofs--Example 5

Math Example--Geometric Proofs--Example 5

Math Example--Geometric Proofs--Example 5

This is part of a collection of math examples that focus on geometric proofs.

Parallel Lines and Definition of a Triangle
Math Example--Geometric Proofs--Example 6

Math Example--Geometric Proofs--Example 6

Math Example--Geometric Proofs--Example 6

This is part of a collection of math examples that focus on geometric proofs.

Parallel Lines and Definition of a Triangle
Math Example--Geometric Proofs--Example 7

Math Example--Geometric Proofs--Example 7

Math Example--Geometric Proofs--Example 7

This is part of a collection of math examples that focus on geometric proofs.

Parallel Lines and Definition of a Triangle
Math Example--Geometric Proofs--Example 8

Math Example--Geometric Proofs--Example 8

Math Example--Geometric Proofs--Example 8

This is part of a collection of math examples that focus on geometric proofs.

Parallel Lines and Definition of a Triangle
Math Example--Geometric Proofs--Example 9

Math Example--Geometric Proofs--Example 9

Math Example--Geometric Proofs--Example 9

This is part of a collection of math examples that focus on geometric proofs.

Parallel Lines and Definition of a Triangle
Math Example--Right Triangles-- Example 1

Math Example--Right Triangles-- Example 1

Math Example--Right Triangles-- Example 1

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 10

Math Example--Right Triangles-- Example 10

Math Example--Right Triangles-- Example 10

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 11

Math Example--Right Triangles-- Example 11

Math Example--Right Triangles-- Example 11

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 12

Math Example--Right Triangles-- Example 12

Math Example--Right Triangles-- Example 12

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 13

Math Example--Right Triangles-- Example 13

Math Example--Right Triangles-- Example 13

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 14

Math Example--Right Triangles-- Example 14

Math Example--Right Triangles-- Example 14

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 15

Math Example--Right Triangles-- Example 15

Math Example--Right Triangles-- Example 15

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 16

Math Example--Right Triangles-- Example 16

Math Example--Right Triangles-- Example 16

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 17

Math Example--Right Triangles-- Example 17

Math Example--Right Triangles-- Example 17

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 18

Math Example--Right Triangles-- Example 18

Math Example--Right Triangles-- Example 18

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 19

Math Example--Right Triangles-- Example 19

Math Example--Right Triangles-- Example 19

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 2

Math Example--Right Triangles-- Example 2

Math Example--Right Triangles-- Example 2

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 20

Math Example--Right Triangles-- Example 20

Math Example--Right Triangles-- Example 20

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 21

Math Example--Right Triangles-- Example 21

Math Example--Right Triangles-- Example 21

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 22

Math Example--Right Triangles-- Example 22

Math Example--Right Triangles-- Example 22

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 23

Math Example--Right Triangles-- Example 23

Math Example--Right Triangles-- Example 23

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 24

Math Example--Right Triangles-- Example 24

Math Example--Right Triangles-- Example 24

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 25

Math Example--Right Triangles-- Example 25

Math Example--Right Triangles-- Example 25

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 26

Math Example--Right Triangles-- Example 26

Math Example--Right Triangles-- Example 26

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 3

Math Example--Right Triangles-- Example 3

Math Example--Right Triangles-- Example 3

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 4

Math Example--Right Triangles-- Example 4

Math Example--Right Triangles-- Example 4

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 5

Math Example--Right Triangles-- Example 5

Math Example--Right Triangles-- Example 5

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 6

Math Example--Right Triangles-- Example 6

Math Example--Right Triangles-- Example 6

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 7

Math Example--Right Triangles-- Example 7

Math Example--Right Triangles-- Example 7

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 8

Math Example--Right Triangles-- Example 8

Math Example--Right Triangles-- Example 8

This is part of a collection of math examples that focus on right triangles.

Right Triangles
Math Example--Right Triangles-- Example 9

Math Example--Right Triangles-- Example 9

Math Example--Right Triangles-- Example 9

This is part of a collection of math examples that focus on right triangles.

Right Triangles
MATH EXAMPLES--Teacher's Guide: Angle Measures

MATH EXAMPLES--Teacher's Guide: Angle Measures

MATH EXAMPLES--Teacher's Guide: Angle Measures

This set of tutorials provides 48 examples of angles and how to identify angles by their measurement.

Angles and Definition of an Angle
MATH EXAMPLES--Teacher's Guide: Right Triangles

MATH EXAMPLES--Teacher's Guide: Right Triangles

MATH EXAMPLES--Teacher's Guide: Right Triangles

This set of tutorials provides 26 examples of how to find the length of a side of a triangle using given angle or side measurements.

Right Triangles
MATH EXAMPLES--Teacher's Guide: Triangle Classification

MATH EXAMPLES--Teacher's Guide: Triangle Classification

MATH EXAMPLES--Teacher's Guide: Triangle Classification

This set of tutorials provides 24 examples that show how to identify different types of triangles and how to solve for x using the properties of triangl

Definition of a Triangle
MATH EXAMPLES--Triangle Classification

MATH EXAMPLES--Triangle Classification

MATH EXAMPLES--Triangle Classification

This set of tutorials provides 24 examples that show how to identify different types of triangles and how to solve for x using the properties of triangles.

Definition of a Triangle
Math in the News: Issue 71--Crash in San Francisco!

Math in the News: Issue 71--Crash in San Francisco!

Math in the News: Issue 71--Crash in San Francisco!

July 2013. In this issue we look at the crash of an Asiana Airlines in San Francisco. We investigate the math behind why the crash may have happened.

Applications of Angles and Planes and Trig Expressions and Identities
VideoTranscripts.jpg

Video Transcript: Desmos Geometry Exploration: Angles

Video Transcript: Desmos Geometry Exploration: Angles

This is the transcript for the video entitled, Desmos Geometry Exploration: Angles. In this video tutorial angles are defined.

Definition of an Angle
Video Transcript: Desmos Geometry Exploration: Classifying Triangles by Angle

Video Transcript: Desmos Geometry Exploration: Classifying Triangles by Angle

This is the transcript for the video entitled, Desmos Geometry Exploration: Classifying Triangle by Angle. In this video tutorial triangles are classified by the types of angles that make up the triangle.

Geometric Constructions with Triangles and Definition of a Triangle
VideoTranscripts.jpg

Video Transcript: Desmos Geometry Exploration: Types of Angles I

Video Transcript: Desmos Geometry Exploration: Types of Angles I

This is the transcript for the video entitled, Desmos Geometry Exploration: Types of Angles I.

Definition of an Angle
VideoTranscripts.jpg

Video Transcript: Desmos Geometry Exploration: Types of Angles II

Video Transcript: Desmos Geometry Exploration: Types of Angles II

This is the transcript for the video entitled, Desmos Geometry Exploration: Types of Angles II.

Definition of an Angle
Video Transcript: Geometry Applications: Angles and Planes

Video Transcript: Geometry Applications: Angles and Planes

Video Transcript: Geometry Applications: Angles and Planes

This is the transcript for the video of same title. Video contents: In this program we explore the properties of angles and planes.

Definition of an Angle and Applications of Angles and Planes
Video Transcript: Geometry Applications: Angles and Planes, Segment 1: Introduction

Video Transcript: Geometry Applications: Angles and Planes, Segment 1: Introduction

Video Transcript: Geometry Applications: Angles and Planes, Segment 1: Introduction

This is the transcript for the video of same title.

Applications of Points and Lines
Video Transcript: Geometry Applications: Angles and Planes, Segment 2: Angles

Video Transcript: Geometry Applications: Angles and Planes, Segment 2: Angles

Video Transcript: Geometry Applications: Angles and Planes, Segment 2: Angles

This is the transcript for the video of same title.

Applications of Points and Lines
Video Transcript: Geometry Applications: Angles and Planes, Segment 3: Planes

Video Transcript: Geometry Applications: Angles and Planes, Segment 3: Planes

Video Transcript: Geometry Applications: Angles and Planes, Segment 3: Planes

This is the transcript for the video of same title.

Applications of Points and Lines
Video Tutorial: Desmos Geometry Exploration: Angles

Video Tutorial: Desmos Geometry Exploration: Angles

Video Tutorial: Desmos Geometry Exploration: Angles

This is part of a collection of video tutorials on the topic of using the Desmos Geometry tools to explore geometric concepts.

Definition of an Angle
Video Tutorial: Desmos Geometry Exploration: Types of Angles I

Video Tutorial: Desmos Geometry Exploration: Types of Angles I

Video Tutorial: Desmos Geometry Exploration: Types of Angles I

This is part of a collection of video tutorials on the topic of using the Desmos Geometry tools to explore geometric concepts.

Definition of an Angle