Curated Video
Congruent Figures and Lines of Symmetry
Mr. Addit defines the terms: congruent figures and lines of symmetry. He then models how to determine if figures are congruent and where lines of symmetry can be drawn.
Curated Video
Identify & Determine Congruent Transformations | 8.G.A.2
In this math video we will identify & determine congruent transformations. I will introduce a three part constructed response question. We are presented with a coordinate plane with two parallelograms. Part A asks us to determine what...
Curated Video
Facts About Reflections and Translations
In this video, the teacher explains the concepts of reflections and translations using examples of Pentagon L and Triangle T on a coordinate plane. The viewer is presented with multiple choice questions to test their understanding of the...
Curated Video
Transformations in Geometry: Identifying Reflections, Translations, and Rotations
In this video, the teacher explains how to identify the correct statements about a transformation of a triangle on a coordinate plane. The teacher goes through each answer choice and explains why it is either correct or incorrect,...
Brian McLogan
What are Congruent Shapes - Congruent Triangles
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
Brian McLogan
What are Congruent Parts of Two Triangles
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
Curated Video
Understanding Rotations: Identifying and Rotating Figures in the Coordinate Plane
In this lesson on rotations, students will learn how to identify rotations and rotate figures in the coordinate plane. They will understand the vocabulary of transformations and how to tell when a transformation is a rotation. The lesson...
Curated Video
Reflections The Mathematical Flip
This video lesson is the second video in the playlist or unit of videos on transformations. The first video explained translations. This video explains reflections as the mathematical flip over the line of reflection. Real world examples...
Curated Video
How to Identify Congruent Triangles
In this short video we will answer a standardized math test question where we are asked to identify a congruent triangle to a given triangle. We will review the definition of congruent figures is that corresponding sides must be...
Brian McLogan
How To Write the Congruent Parts of a Triangle - Congruent Triangles
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
Brian McLogan
How to Determine Corresponding Parts of a Triangle - Congruent Triangles
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
Curated Video
Recognizing Congruent Figures through Multiple Transformations
This video explains how to prove that two figures are congruent even after undergoing multiple transformations such as translations, rotations, and reflections. By demonstrating the correct sequence of transformations and examining...
Brian McLogan
Determining Corresponding Parts of Two Congruent Triangles - Congruent Triangles
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
Brian McLogan
What are Congruent Parts - Congruent Triangles
👉 Learn how to find the corresponding pairs of congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. To determine the corresponding congruent parts of a triangle, we use the congruent...
Curated Video
Congruent Figures
In this video lesson you will learn about congruent figures. We will learn the definition of congruent figures. Students will learn how to identify corresponding sides and corresponding angles to determine if figures are congruent....
Corbett Maths
Congruent and Similar Shapes
By definition, a congruent shape remains similar, but similar shapes may or may not be congruent. Scholars watch a video explaining the sometimes-confusing concept. Practice problems ensure pupils demonstrate their understanding to...
CK-12 Foundation
Creating Congruence Statements: Lesson
Provide a large amount of information in a short statement. A segment of a playlist on basic geometry introduces the notation to denote congruence between two figures. The video shows how to read corresponding parts from a congruence...
Curated OER
What is a Rhombus?
A closed figure with four sides means it's a quadrilateral. Each of the different types of quadrilaterals have special properties. The instructor in this video explains the special properties of a rhombus. Parallel sides and congruent...
Curated OER
What is a Regular Polygon?
What makes a polygon a regular polygon? Does this mean there are irregular polygons? For a polygon to be classified as a regular polygon, all the sides must be congruent and all the angles must be congruent. Those are the two rules that...
Curated OER
What is a Parallelogram?
A rectangle, a rhombus, a square, a trapezoid - are any of these a parallelogram? What are the criteria that make a shape a parallelogram? It has something to do with parallel sides, congruent sides, and congruent angles. Help your young...
Curated OER
How Do You Find Missing Angles in an Isosceles Triangle?
Finding the missing values of two angles in an isosceles triangle is not as difficult as it sounds. But how can two out of three angle's measurements be found? Well, there are special properties about an isosceles triangle which make...
Curated OER
How Do You Classify Quadrilaterals?
A rectangle, a rhombus, a square, a trapezoid, and a parallelogram, are these quadrilaterals? What are the criteria that make and shape a quadrilateral? It has something to do with parallel sides, congruent sides, and congruent angles....
Loyola University Chicago
Math Flix: Congruency
This QuickTime movie provides an opportunity to learn about the basic geometric term congruency. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.