Curated Video
Applying the Properties of Congruence Through Reflections
In this video, students learn about the properties of congruence and how to determine if two figures are congruent using reflections. The video explains the concept of reflections, including how size and shape stay the same while...
Curated Video
Finding the Area of a Right Triangle by Composing a Rectangle
In this video lesson, students learn how to find the area of a right triangle by composing a rectangle. The teacher explains the concept of a right triangle being half of a rectangle and demonstrates how to find the area of a triangle by...
KnowMo
Proving Congruence of Triangles: Criteria and Conditions
The video explains the different criteria or conditions that can be used to prove that two triangles are congruent or identical to each other. The speaker discusses four different rules: side side side, two sides and the included angle,...
Math Fortress
Geometry: Beginning Proofs (Level 2 of 3)
In this video we will present and prove our first two theorems in geometry. Right angles theorem and Straight angles theorem.
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...
Brian McLogan
ACT SAT Prep How to determine the length of a parallelogram given a side and perimeter
ACT SAT Prep How to determine the length of a parallelogram given a side and perimeter
Curated Video
Identifying Rectangles: Recognizing Attributes
The attributes of a rectangle include having four right angles, two pairs of parallel lines, and opposite sides that are congruent. This video provides examples and explains why certain shapes do or do not belong in the Rectangle Room at...
Brian McLogan
What is the Triangle Inequality Theorem - Congruent Triangles
👉 Learn about congruent triangles theorems. Two or more triangles are said to be congruent if they have the same shape and size. There are many methods to determine whether two triangles are congruent. Some of the methods include: (1)...
msvgo
Conditions for Congruence of Triangles
It explains the criteria of congruence such as SSS, SAS and ASA. It also states the conditions for proving two right-angled triangles to be congruent.
Curated Video
Determining Similarity of Figures Using Transformations and Dilations
In this video, the teacher explains how to determine if two figures are similar by using rigid transformations and dilations. They discuss the different types of rigid transformations, such as translation, reflection, and rotation, as...
Curated Video
Properties of Circles: Tangents and Perpendicularity
In this video, the teacher explains the concept of tangents to a circle and their relationship with the radius. The teacher proves the theorem that a tangent line is perpendicular to the radius at the point of tangency. Additionally, the...
Brian McLogan
What is the Definition of Congruent Triangles - Congruent Triangles
👉 Learn about congruent triangles theorems. Two or more triangles (or polygons) are said to be congruent if they have the same shape and size. There are many methods to determine whether two triangles are congruent. Some of the methods...
Brian McLogan
What is the SSS and SAS Congruence Theorems - Congruent Triangles
👉 Learn about congruent triangles theorems. Two or more triangles (or polygons) are said to be congruent if they have the same shape and size. There are many methods to determine whether two triangles are congruent. Some of the methods...
Curated Video
Determining Similar Triangles through Similarity Transformations
In this video, the teacher explains how to determine if two triangles are similar by using similarity transformations. They review the different types of transformations that preserve shape and size, such as translation, reflection,...
Curated Video
Recognizing Congruence Through Reflections
In this video, the teacher explains how to recognize congruence between figures by using reflections. They demonstrate how to identify corresponding points and parts, and show how reflections can be used to determine if two figures are...
Brian McLogan
What is a kite
👉 Learn how to solve problems with kites. A kite is a four-sided shape (quadrilateral) with two equal pairs of adjacent sides and the diagonals are perpendicular. Some of the properties of kites are: each pair of adjacent sides are...
Curated Video
Demonstrating Circle Similarity Using Translations and Dilations
In this video, we review the concept of similarity, where corresponding angles are congruent and corresponding sides are proportional. This lesson helps students understand the criteria for similarity and how it applies specifically to...
Brian McLogan
What is the perpendicular bisector theorem
👉 Learn the essential definitions of triangles. A triangle is a polygon with three sides. Triangles are classified on the basis of their angles or on the basis of their side lengths. The classification of triangles on the bases of their...
Brian McLogan
Congruency statements for Law of Sines and Cosines
👉 Learn how to solve for the length of the sides and the measures of the angles of a triangle using the law of sines. The law of sines is used in determining the length of the opposite side to a known angle measure or the measure of the...
Mazz Media
Symmetry
Through real life examples and animation, this video shows students that when an object is symmetrical, it has the property of symmetry and that the line of symmetry is the line of reflection. Students will come to understand that many...
KnowMo
Congruence Criteria for Triangles
The video is a lecture presentation on the four different congruency criteria for triangles. The presenter explains that congruent shapes are exact replicas of the originals with the angles and side lengths preserved. However, in some...
Math Fortress
Geometry: Division of Segments and Angles (Level 6 of 8)
In this video we will start going over examples that involve adjacent angles, angle bisectors and angle trisectors.
Let's Tute
Circle Theorems - Part 2
Covers the tricks to understand circle theorems & know what each theorem states. Also covers the basics knowledge required before solving a Circles theorem.