Instructional Video9:35
Math Fortress

Geometry: Division of Segments and Angles (Level 1 of 8)

12th - Higher Ed
In this video we will go over how to identify midpoints, bisectors of segments, trisection points, trisectors of segments, adjacent angles, angle bisectors and angle trisectors.
Instructional Video9:32
Brian McLogan

What is the Perpedicular Bisector Theorem and it's Converse - Congruent Triangles

12th - Higher Ed
👉 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)...
Instructional Video9:17
KnowMo

Loci and Regions: Understanding Locus of Points in Mathematics

12th - Higher Ed
This video is a lecture presentation on Loci and region. The speaker explains what a locus is and discusses the tools required for solving loci problems, including a ruler, compass, protractors, pens, and pencils. The speaker then goes...
Instructional Video4:10
Curated Video

Using Congruent Triangle Criteria to Prove Diagonal Bisecting in a Rhombus

K - 5th
In this video, the teacher explains how to use congruent triangle criteria to prove other things. They provide an example of proving that the diagonals of a rhombus bisect its angles using a two-column proof. By demonstrating the...
Instructional Video2:02
Brian McLogan

What are adjacent angles and linear pairs

12th - Higher Ed
👉 Learn how to define angle relationships. Knowledge of the relationships between angles can help in determining the value of a given angle. The various angle relationships include: vertical angles, adjacent angles, complementary angles,...
Instructional Video1:22
Brian McLogan

What is a perpendicular bisector

12th - Higher Ed
👉 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...
Instructional Video8:01
Brian McLogan

Writing a proof for equiangular angles within each other

12th - Higher Ed
👉 Learn how to write a proof given a triangle. A triangle is a polygon with three sides. A proof is a series of statements and reasons that establishes the truth of a mathematical claim(statement). To write a proof given a triangle, we...
Instructional Video4:16
Curated Video

Finding Circumcenters and Incenters of a Triangle Using Angle Bisectors, Perpendicular Bisectors, and Circles

K - 5th
In this lesson, students will learn how to find the circumcenter and incenter of a triangle using angle bisectors, perpendicular bisectors, and circles. They will understand the concept of different centers in a triangle and how they...
Instructional Video2:05
Brian McLogan

Special segments of similar triangles angle bisector

12th - Higher Ed
👉 Learn how to solve with the ratio of sides and angles of a triangle. Given the ratio of the sides of a triangle and the perimeter of the triangle, we can solve for the actual lengths of the triangle. Similarly, when the ratio of the...
Instructional Video1:14
Brian McLogan

What is a line bisector

12th - Higher Ed
👉 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...
Instructional Video1:46
KnowMo

Angle Bisector: How to Bisect an Angle Using a Compass

12th - Higher Ed
This video is a tutorial on how to bisect an angle using a compass. The presenter explains the meaning of bisecting something into two equal parts and then demonstrates how to mark the line segments with a compass, create arcs within the...
Instructional Video3:30
KnowMo

Constructing Bisectors and Locating Points

12th - Higher Ed
The video is a tutorial on how to construct bisectors, loci, and identify regions in geometry. The presenter explains the steps to construct a perpendicular bisector with a compass and ruler, as well as how to bisect an angle. The video...
Instructional Video13:43
msvgo

Basic Geometric Constructions and their Validation

K - 12th
It explains the justification behind all basic constructions like angle bisector, perpendicular bisector and special angles.
Instructional Video1:05
Brian McLogan

What is an acute triangle

12th - Higher Ed
👉 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...
Instructional Video2:20
FuseSchool

MATHS - Geometry - Constructing Angles

6th - Higher Ed
In this video, we are going to look at how to construct different angles using only a compass and a ruler.
Instructional Video7:55
Brian McLogan

Master finding the missing angle when given an angle bisector

12th - Higher Ed
Master finding the missing angle when given an angle bisector
Instructional Video10:33
msvgo

Parallelogram and Its Properties

K - 12th
It explains a parallelogram and its properties such as opposite sides and opposite angles are equal and each diagonal divides the parallelogram into two congruent triangles.
Instructional Video6:23
Brian McLogan

Geometry - How to Write a Proof of Congruent Triangles Using AAS

12th - Higher Ed
👉 Learn how to prove that two triangles are congruent. Two or more triangles are said to be congruent if they have the same shape and size. There are many postulates and theorems to determine whether two triangles are congruent. They...
Instructional Video7:09
Curated Video

Proving Diagonal Properties in Parallelograms

K - 5th
In this video, the teacher explains how to prove the properties of diagonals within parallelograms using parallel lines and triangle congruence theorems. They demonstrate the process through two examples: proving that the diagonals of a...
Instructional Video4:24
Brian McLogan

Determine Corresponding Parts as Well as an Concurrency Statement - Congruent Triangles

12th - Higher Ed
👉 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...
Instructional Video4:25
Brian McLogan

What are Congruent Shapes - Congruent Triangles

12th - Higher Ed
👉 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...
Instructional Video4:47
Brian McLogan

What are Congruent Parts - Congruent Triangles

12th - Higher Ed
👉 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...
Instructional Video3:56
Brian McLogan

Determining Corresponding Parts of Two Congruent Triangles - Congruent Triangles

12th - Higher Ed
👉 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...
Instructional Video1:44
Brian McLogan

How to Determine Corresponding Parts of a Triangle - Congruent Triangles

12th - Higher Ed
👉 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...