Refine Your Results

Now... gain access to over 2 Million curated educational videos and 500,000 educator reviews to free & open educational resources

Get a 10 Day Free Trial

301 resources with the concept congruence

Videos (Over 2 Million Educational Videos Available)
Defining Gravity Video
3:11
Defining Gravity
How to paint a watercolor and ink flower bouquet | Watercolor Flower Painting Video
6:54
How to paint a watercolor and ink flower...
Ancient Egypt | What Everyday Life Was Actually Like Video
9:28
Ancient Egypt | What Everyday Life Was...
Other Resource Types (301)
+
12 Items in Course
Lesson Planet: Curated OER

Flipped Math: Geometry

For Students 9th - 12th Standards
Imagine taking a complete geometry course remotely! Eleven units make up the My Geometry course. Each unit follows the Flipped-Mastery cycle of learning, divided into two semesters. Pupils watch and take notes on a video that details the...
+
24 Items in Unit
Lesson Planet: Curated OER

Geometry Unit 4: Triangle Congruence

For Teachers 9th - 12th Standards
The Geometry Unit 4: Triangle Congruence unit module contains five lessons—each with a video, teacher reference, practice packets, solutions, and corrective assignments. To begin, scholars review the types of triangles, then investigate...
+
29 Items in Unit
Lesson Planet: Curated OER

Geometry Unit 1: Tools for Geometry

For Teachers 9th - 12th Standards
Six resources make up the first unit in the Flipped-Mastery series for geometry. In the first lesson, scholars learn how to identify and name points, lines, and planes. They work with four postulates, then practice the skills for naming...
+
10 Items in Topic
Lesson Planet: Curated OER

Mathematics Vision Project: Interactive Applets

For Students 9th - 12th Standards
Ready, set, go! The Mathematics Vision Project provides a collection of 10 Interactive Applets that follow the progression of learning—to practice, develop, and solidify understanding. The interactives use engaging materials that include...
+
10 Items in Unit
Lesson Planet: Curated OER

Utah Middle School Math Project: 8th Grade

For Students 8th Standards
Prepare eighth graders for high school math and science classes with a collection of 10 lessons that help tweens make the transition from acquiring basic knowledge to applying it in more complex situations. These Common Core-aligned...
+
3 Items in Topic
Lesson Planet: Curated OER

Grade 8, Claim 2 & 4: Problem Solving & Communication Reasoning Supports

For Teachers 8th Standards
Prepare eighth-graders for the Smarter Balanced Assessment with a small but powerful collection of three resources comprised of teacher and student-friendly slides that review key concepts in the eighth grade standards. Claim 2 focuses...
+
Lesson Plan
Lesson Planet: Curated OER

Partitioning a Hexagon

For Teachers 7th - 9th Standards
The task at hand is to partition a hexagon into two, four, and eight congruent figures. Make sure to give your wizards a sheet of triangle grid paper on which to decompose the hexagons. Have them explain which rotations, reflections, or...
+
Instructional Video9:02
Lesson Planet: Curated OER

The Angle Game

For Students 9th - 10th
A motivating activity is coupled with the use of algebra to explore the process for identifying the value of an angle. Somehow, it feels like a bit like magic when Sal shows the solution for the final problem. Also, it would be...
+
Instructional Video4:36
Lesson Planet: Curated OER

Area of Diagonal Generated Triangles of Rectangle are Equal

For Students 9th - 10th
Finding the area of each of the triangles that are created by drawing two diagonal lines through a rectangle is explored in this lecture. It provides a detailed explanation of how to use a formula to solve the given problem. Tip: Use...
+
Instructional Video5:15
Lesson Planet: Curated OER

Angles of Parallel Lines 2

For Students 9th - 10th
Providing an exploration of parallel lines, this resource requires students to not only practice calculations, but also to analyze angles. By asking viewers to decide whether two lines are parallel based upon the information given, this...
+
Instructional Video7:53
Lesson Planet: Curated OER

Angles Formed Between Transversals and Parallel Lines

For Students 9th - 10th
While exploring the concept of transversals, Sal discusses corresponding angles, congruent angles, and opposite/vertical angles. He provides a thorough summation of these mathematical concepts. It is the first installment in a series...
+
Instructional Video9:02
Lesson Planet: Curated OER

The Angle Game

For Students 9th - 10th
A motivating activity is coupled with the use of algebra to explore the process for identifying the value of an angle. Somehow, it feels like a bit like magic when Sal shows the solution for the final problem. Also, it would be...
+
Instructional Video4:36
Lesson Planet: Curated OER

Area of Diagonal Generated Triangles of Rectangle are Equal

For Students 9th - 10th
Finding the area of each of the triangles that are created by drawing two diagonal lines through a rectangle is explored in this lecture. It provides a detailed explanation of how to use a formula to solve the given problem. Tip: Use...
+
Instructional Video5:15
Lesson Planet: Curated OER

Angles of Parallel Lines 2

For Students 9th - 10th
Providing an exploration of parallel lines, this resource requires students to not only practice calculations, but also to analyze angles. By asking viewers to decide whether two lines are parallel based upon the information given, this...
+
Instructional Video7:53
Lesson Planet: Curated OER

Angles Formed Between Transversals and Parallel Lines

For Students 9th - 10th
While exploring the concept of transversals, Sal discusses corresponding angles, congruent angles, and opposite/vertical angles. He provides a thorough summation of these mathematical concepts. It is the first installment in a series...
+
Instructional Video8:12
Lesson Planet: Curated OER

SAT Prep: Test 7 Section 8 Part 2

For Students 9th - 12th
Continuing his SAT review session, Sal explores problems with slopes, linear equations, and congruent angles. He begins problem 10 (geometry) but finishes the problem in the next video.
+
Instructional Video4:02
Lesson Planet: Curated OER

SAT Prep: Test 7 Section 5 Part 5

For Students 9th - 12th
Sal completes problem 20 from this session of the practice SAT (page 796). He draws the parallelogram necessary for solving the problem, and spends a good amount of time explaining the process and method behind the answer. This video is...
+
Lesson Plan
Lesson Planet: Curated OER

Escher-Esque Tessellations

For Teachers 8th - 11th
Middle and high schoolers participate in a seven-part lesson creating Escher-Esque tessellations. They demonstrate their knowledge of geometric transformations after viewing a PowerPoint presentation, conducting Internet research, and...
+
PPT
Lesson Planet: Curated OER

Visualizing and Naming Polygons

For Teachers 5th - 6th
A really useful resource contains 116 slides covering basic geometric concepts related to 2-D or plane shapes. Shape properties, translations, reflections, congruence, symmetry, and grid work are all laid out in a comprehensive and...
+
Instructional Video19:13
2
In 2 Collections
Lesson Planet: Curated OER

Chords and Arcs

For Students 9th - 12th Standards
Congruence breeds congruence. Pupils learn three more circle theorems dealing with congruent chords and arcs. Learners use the theorems to find the measures of chords and arcs in circles by applying previously learned concepts in the...
+
Instructional Video13:09
2
In 2 Collections
Lesson Planet: Curated OER

AAS and ASA

For Students 9th - 12th Standards
Sometimes one knows more about angles than about sides. Young mathematicians learn about the AAS and ASA triangle congruence criteria by watching an informative video. They use these shortcuts to demonstrate triangle congruence in...
+
Instructional Video10:08
2
In 2 Collections
Lesson Planet: Curated OER

Unit 4 Review: Triangle Congruence

For Students 9th - 12th Standards
It's time to prove one's knowledge of triangle congruence proofs. Scholars watch a video to review triangle classifications and how to use properties of triangles to set up and solve equations for missing values. They also review the...
+
Instructional Video11:33
2
In 2 Collections
Lesson Planet: Curated OER

CPCTC and HL Theorem

For Students 9th - 12th Standards
The resource is sure to be a right fit for introducing the congruence of right triangles. The fourth of five lessons in the Geometry - Triangle Congruence unit teaches pupils how to use CPCTC to prove congruent parts. They also apply the...
+
Instructional Video15:16
2
In 2 Collections
Lesson Planet: Curated OER

SSS and SAS

For Students 9th - 12th Standards
Why use six corresponding parts when three will suffice? The second of five lessons in the Geometry - Triangle Congruence unit focuses on the SSS and SAS triangle congruence criteria. By watching a video, scholars learn how to identify...