Let's Tute
Quadrilateral Theorem - part 2
Here You'll learn theorems on Rectangle & Rhombus Diagonals of Rectangle are congruent and that of rhombus are perpendicular bisectors and theirs converse as well
Brian McLogan
What is the Perpedicular Bisector Theorem and it's Converse - 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)...
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
Drawing Parallel and Perpendicular Lines
In this video, students will learn the difference between parallel and perpendicular lines and how to identify them. Students will also learn how to determine if lines are perpendicular by looking for right angles or square corners at...
Cerebellum
Geometry - Proofs continued
Understand and making sense of geometry: Proofs continued. This is part 3 from the series 'Geometry Program'.
Curated Video
Parallel, Intersection and Perpendicular Line
Identify and draw perpendicular and parallel lines.
Math Fortress
Geometry: Division of Segments and Angles (Level 3 of 8)
In this video we will go over 9 basic examples involving division of segments.
Brian McLogan
Learn how to determine if there are 1 2 or no triangles
👉 Learn how to determine if a given SSA triangle has 1, 2 or no possible triangles. Given two adjacent side lengths and an angle opposite one of them (SSA or ASS), then there are 3 possible cases: there can be 1 solution, 2 solutions,...
Brian McLogan
Using Congruent Triangles to Determine the Value of X
👉 Learn how to solve for unknown variables in congruent triangles. Two or more triangles are said to be congruent if they have the same shape and size. When one of the values of a pair of congruent sides or angles is unknown and the...
Brian McLogan
Finding the distance of a plane south give a bearing using trig
👉 Learn how to solve the word problems with trigonometry. Word problems involving angles, including but not limited to: bearings, angle of elevations and depressions, triangles problems etc are solved using trigonometry. To be able to...
Brian McLogan
Given a line tangent to a circle find the value of x
Learn how to solve problems with tangent line. A tangent line to a circle is a line that touches the circle at exactly one point. The tangent line to a circle makes a right angle with the radius of the circle at the point of its...
3Blue1Brown
How to lie using visual proofs
Time stamps: 0:00 - Fake sphere proof 1:39 - Fake pi = 4 proof 5:16 - Fake proof that all triangles are isosceles 9:54 - Sphere "proof" explanation 15:09 - pi = 4 "proof" explanation 16:57 - Triangle "proof" explanation and conclusion
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...
Curated Video
Applications of Section Formula
It provides solved problems based on collinearity of points, finding the ratio in which a plane/point divides the segment, points of trisection using section formula.
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
Brian McLogan
What are the Law of Sines?
What are the law of sines and how to do we use them to solve the missing measures of right triangles. In this lesson we will explore where the law of sines comes from, and how to apply it to word problems as well as regular oblique...
Brian McLogan
SAT ACT Prep How to find the area of a parallelogram using special right triangles
SAT ACT Prep How to find the area of a parallelogram using special right triangles
Why U
Algebra 34 - Perpendicular Lines
Perpendicular lines have slopes which are negative reciprocals of each other, but why?
Brian McLogan
How to determine the similarity of three triangles by drawing the altitude
Learn about the geometric mean of numbers. The geometric mean of n numbers is the nth root of the product of the numbers. To find the geometric mean of n numbers, we first multiply the numbers and then take the nth root of the product.
Brian McLogan
What are perpendicular lines
👉 Learn about graphing linear equations. A linear equation is an equation whose highest exponent on its variable(s) is 1. i.e. linear equations has no exponents on their variables. The graph of a linear equation is a straight line. To...
Brian McLogan
Evaluate the six trigonometric functions given a point
👉 Learn all about evaluating trigonometric functions with triangles. In this playlist, we will learn how to evaluate, sine, cosine, tangent, cotangent, secant, and cosecant when given the sides of a triangle. If we have missing sides we...
CK-12 Foundation
Angle Bisectors: Lesson
Apply bisectors and distances to angles. Using the definition of an angle bisector, a portion of a geometry playlist draws a diagram showing the angle bisector. The video details properties of an angle bisector and their converses....
CK-12 Foundation
Proportions with Angle Bisectors: Lesson
Half at one end becomes proportional on the other. As part of a basic geometry playlist, the video introduces the Angle Bisector Theorem. The presentation uses the theorem to find missing lengths in triangles.
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