Brian McLogan
How to use the midsegment theorem to find the length of a base of a trapezoid
👉 Learn how to solve problems with trapezoids. A trapezoid is a four-sided shape (quadrilateral) such that one pair of opposite sides are parallel. Some of the properties of trapezoids are: one pair of opposite sides are parallel, etc. A...
Tarver Academy
6-6 Properties of Kites and Trapezoids - GEOMETRY
In This Episode, Tyler Teaches Us About Properties of Kites and Trapezoids - Geometry
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Angles of regular shapes - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
Solving Circle Angle Problems
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q20, which involves circle angles. Students will understand the properties of angles in circles and how to calculate their sizes. They will...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Circle Theorems - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
Introduction to Lines and Angles
It explains linear pair axiom and theorem on intersecting lines. It also provides problems based on the axiom and theorem.
Curated Video
Circle Theorems: Recognizing and Applying Key Rules
This is an educational video that explains various circle theorems, which are important geometrical concepts related to angles and chords in a circle. The presenter goes through each theorem and provides examples and visual aids to help...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Circle Theorems - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Parallel Lines Problem - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Parallel Lines with angles - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
Introduction to Polygons: Classification and Naming of Shapes
The video is a beginner's guide to polygons. It defines what a polygon is and how it is classified into regular and irregular polygons, convex and concave polygons, based on their side lengths and angles. It also covers the names of...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Geometry - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Tarver Academy
4-8 Isosceles and Equilateral Triangles // GEOMETRY
http://bit.ly/tarversub Subscribe to join the best students on the planet!! ----Have Instagram? DM me your math problems! http://bit.ly/tarvergram Hangout with Tyler and watch EXCLUSIVE videos!! http://patreon.com/tylertarver Get Math...
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
What Are Polygons | Geometry & Measures | Maths | FuseSchool
CREDITS Animation & Design: Peter van de Heuvel Narration: Lucy Billings Script: Lucy Billings The word polygon comes from Greek. Poly means “many” and Gon means “angles”. Polygon = many angles. Polygons are 2-dimensional shapes, that...
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.
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 Find Missing Angles in an Isosceles Triangle Using Right Triangles?
Given an isosceles triangle, and the value of one angle, find the missing values. There are some special properties about isosceles triangles. Use the triangle sum theorem to solve this problem. Watch this video to see how the instructor...
Corbett Maths
Pythagoras Rectangles and Isosceles Triangles
When does the Pythagorean Theorem come in handy? An intriguing video uses the Pythagorean Theorem to solve problems other than simply finding the length of a side of a right triangle. Pupils find the diagonal of a rectangle and the...
Krista King Math
The Isosceles Triangle Theorem is Actually Really Simple!
The isosceles triangle comes with its own set of properties. A lecturer shows how to apply the Isosceles Triangle Theorem to find missing side lengths or angle measures. The final example involves both square roots and quadratic equations.
Khan Academy
SAT Prep: Test 1 Section 9 Part 3
If it takes a long time to complete the problems on the math SAT, it doesn't matter if they are correct - the problems that are left over will count against the student's score. Sal takes care to show quicker ways to complete problems...
Curated OER
What is a Triangle?
Triangles, triangles, triangles. What makes a polygon a triangle? How many types of triangles are there? How do you determine what kind of triangle it is? Watch this video as the teacher explains 'tri' meaning three, making a triangle -...
CK-12 Foundation
Equilateral Triangles: Lesson
Take a second look at triangles that are equal all the way around. The video reminds viewers what an equilateral triangle is and points out that the three angles are the same. Using the fact that equilateral triangles are also isosceles,...
Math Antics
Triangles
What has three sides and is adorable? A-cute triangle. The resource introduces triangles and how to classify them by sides and angles or both. The video concludes with using the sum of the angles of a triangle to show how to solve for a...
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