Curated Video
Finding Circumcenters and Incenters of a Triangle Using Angle Bisectors, Perpendicular Bisectors, and Circles
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...
Curated Video
Constructing Perpendicular and Bisecting Lines
The video is a lecture presentation that demonstrates how to bisect a line and create a perpendicular line, using a pair of compasses and a ruler. The video covers three key elements: how to create a perpendicular bisector of a line, how...
Curated Video
Constructing a Circumscribed Circle on a Triangle Using Perpendicular Bisectors
In this lesson, students will understand that a circumscribed circle is a circle that passes through all the vertices of a polygon, and that its center is where the perpendicular bisectors of the polygon intersect. By following...
Let's Tute
Constructing Perpendicular Bisector of a Line Segment
In this video you will learn How to construct tangents to a circle from a point outside a circle - Geometric Constructions
Curated Video
MATHS - Geometry - Perpendicular from a point to a line
In this video, we're going to look at how to construct a perpendicular from a point on a line and that point can be anywhere on the line
Curated Video
Constructing Bisectors and Locating Points
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...
Curated Video
Basic Geometric Constructions and their Validation
It explains the justification behind all basic constructions like angle bisector, perpendicular bisector and special angles.
Curated Video
Constructing an Inscribed Circle on a Triangle Using Angle Bisectors
In this video, you will learn how to construct an inscribed circle on a triangle using the triangle's angle bisectors. The inscribed circle is the largest possible circle that fits inside the triangle, with the triangle's sides tangent...
Brian McLogan
What are the angles of the unit circle in degrees
👉 Learn about the angles on the unit circle. A unit circle is a circle which radius is 1 and is centered at the origin in the cartesian coordinate system. To construct the unit circle we take note of the points where the unit circle...
Brian McLogan
What are the points on a unit circle by 45 degrees
👉 Learn about the points on the unit circle. A unit circle is a circle which radius is 1 and is centered at the origin in the cartesian coordinate system. To construct the unit circle we take note of the points where the unit circle...
Curated Video
Loci and Regions: Understanding Locus of Points in Mathematics
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...
CK-12 Foundation
Perpendicular Bisectors: Lesson
Get right up and split it in half. Using a diagram, the video provides the definition of a perpendicular bisector. The portion in a playlist on basic geometry explains perpendicular bisector of a segment and of triangle sides properties.
Corbett Maths
Perpendicular Through a Point on a Line
Use one construction to complete a second. The short video shows how to incorporate the steps of a perpendicular bisector to create a perpendicular to a point on a line. With their own straightedges and compasses, classmates then...
Corbett Maths
Perpendicular Bisector
Where should the statue be located? The resource explains how to use a compass and straight-edge to construct the perpendicular bisector of a line segment. Using an exam question, the narrator models how to solve an application problem...
Corbett Maths
Construct a 90 Degree Angle
There is more than one way to create a 90-degree angle. Using a compass and a straightedge, the video shows two ways to construct a right angle. The ways include using perpendicular bisectors and circle theorems. To wrap up, pupils...
Corbett Maths
Construct a 45 Degree Angle
Create a 45-degree angle without bisecting an angle. A video shows a method to construct a 45-degree angle without needing to bisect a right angle. By constructing an isosceles right triangle, the presenter constructs a 45-degree angle...
CK-12 Foundation
Isosceles Triangles: Lesson
Two sides give us two angles. A segment of a playlist on basic geometry revisits isosceles triangles. The presentation explains several properties and theorems related to isosceles triangles.
Khan Academy
Khan Academy: Geometry: Ca Geometry: Compass Construction
Demonstrates solutions to problems #56-60 of the California Geometry released state test questions. Problems address compass constructions, slope of perpendicular lines, and using the distance formula. [12:49]
Math Mammoth
Math Mammoth: How to Draw a Right Angle (Perpendicular Line) and a Rectangle
Demonstrates how to draw a right angle and a rectangle. [6:21]