Instructional Video
National Education Association

Use Coordinate Geometry to Represent and/or Solve Problems

For Students 8th - 11th Standards
A geometry video explains how to solve for midpoint, length of a line, and use the Pythagorean Theorem. It includes multiple guided practice problems for all three equations.
Instructional Video10:50
2
2
Flipped Math

Unit 1 Review: Tools for Geometry

For Students 9th - 12th Standards
Pupils review the vocabulary, formulas, and postulates from the opening unit in Geometry. Individuals use these to solve a problem set that requires learners to apply algebraic skills along with providing reasons within a proof. Scholars...
Instructional Video14:27
Khan Academy

MTEL Math Practice Test: 31-35

For Students 11th - Higher Ed
Applying algebra and geometry skills, a set of problems tests the viewer with questions about area, radius, and proportions. An excellent review for even the most confident future math teacher, the video is sure to help with the correct...
Instructional Video13:03
Khan Academy

Pythagorean Theorem, Right Triangles and Trigonometry, Geometry

For Students 7th - 11th
In this video, Sal introduces the Pythagorean Theorem to viewers, crossing into the realm of geometry. He uses several examples, including right triangles, to illustrate the applications and uses of the Pythagorean Theorem.
Instructional Video3:56
Khan Academy

Find the Volume of a Triangular Prism and Cube, Geometry

For Students 9th - 10th
By describing the formula used to calculate the volume of a triangular prism, Sal gives students practice in solving volume equations. The questions are straightforward and solved in an easy-to-follow manner. Show this to your class as...
Instructional Video5:15
Khan Academy

Angles of Parallel Lines 2, Angles and Intersecting Lines, Geometry

For Students 9th - 10th
This resource explores parallel lines and requires students to practice calculations and analyze angles. By asking viewers to decide whether two lines are parallel based on the information given, this second part of the parallel lines...
Instructional Video5:15
Khan Academy

Angles of Parallel Lines 2, Angles and Intersecting Lines, Geometry

For Students 9th - 10th
Providing an exploration of parallel lines, this resource requires students to not only practice calculations, but also to analyze angles. By asking viewers to decide whether two lines are parallel based upon the information given, this...
Instructional Video4:13
CK-12 Foundation

Dilation in the Coordinate Plane: Lesson

For Students 8th - 11th Standards
Multiply coordinates to either shrink or enlarge a figure. An informative segment of a geometry playlist introduces dilation on the coordinate plane. The dilations in the resource use the origin as the center of dilation, which makes...
Instructional Video2:33
CK-12 Foundation

Angles Outside a Circle: Lesson

For Students 6th - 12th Standards
Understand the difference in finding angle measures. A segment of an extensive geometry playlist introduces the formula to find the measure of an angle formed outside of a circle. Using examples, the video shows how to calculate measures...
Instructional Video1:35
Berkeley University of California

Oxidation Bond Angle (NB)

For Students 9th - Higher Ed
What is the show Caesium and Iodine love watching together? CsI. The first video explains how to determine the bond angle of an oxidation. The second focuses on how to determine which are linear ions by using molecular geometry.
Instructional Video1:35
Corbett Maths

Area of a Shape on a Grid

For Students 6th - 8th Standards
What does a grid have to do with area? Well, just about everything! Learners view composite shapes on a grid and watch as the video instructor finds their areas. The examples use shapes composed of rectangles and triangles. Scholars...
Instructional Video1:31
Corbett Maths

Equations – Cross Multiplication

For Students 8th - 10th Standards
Mastering the art of solving a proportion is not only important for algebra, but it's crucial to geometry and statistics as well. A quick video demonstrates the use of cross multiplication to solve a proportion. The lesson includes...
Instructional Video3:25
Corbett Maths

Radius and Tangent – Proof

For Students 6th - 12th Standards
A tangent line always finds its place at a 90-degree angle to a radius. Many scholars struggle with the proof of the seemingly simple statement. A brief video demonstrates the reasoning behind the proof before pupils practice applying it...
Instructional Video
Khan Academy

SAT Prep: Test 8 Section 5 Part 1

For Students 9th - 12th
Launching into another practice session from The Official SAT Study Guide (page 855) Sal wastes no time in solving problems 1-6, which involve basic algebra and geometry. He encourages efficient problem solving, noting that on the first...
Instructional Video
Khan Academy

SAT Prep: Test 7 Section 2 Part 1

For Students 9th - 12th
Sal picks up the pace in this video, going through problems 1-7 on page 774 of The Official SAT Study Guide. Basic algebra, arithmetic, and geometry problems start out this section, allowing students to build up some steam before hitting...
Instructional Video1:34
Brightstorm

Solving Proportions

For Students 9th - 12th Standards
Find out if the amount of practice is proportional to better test scores. The video explains the steps learners perform to solve a proportion. Supplemental videos show examples of solving proportions of varying difficulty, which helps...
Instructional Video9:36
Khan Academy

Pythagorean Theorem II, Right Triangles and Trigonometry, Geometry

For Students 9th - 10th
This lecture, the second in a series on the Pythagorean Theorem, delves into more complex problems. Primarily, it examines the process of finding the value of a hypotenuse. It is beneficial because the example problem is one in which the...
Activity2:31
Jim Noble, Richard Wade & Oliver Bowles

Pyramid Model

For Teachers 8th - 12th Standards
Seeking to derive the formula for the volume of a square pyramid, geometry learners construct six square based pyramids that, when pieced together properly, form a cube. Two short videos demonstrate the relationship...
Instructional Video3:30
CK-12 Foundation

Rotation Symmetry: Lesson

For Students 6th - 11th
Find ways to spin a figure without it looking like it was rotating. The segment of a large geometry playlist introduces the idea of rotational symmetry. Using presentation tools, the presenter demonstrates whether particular figures have...
Instructional Video4:04
Socratica

Introduction to the Pythagorean Theorem

For Students 7th - 10th Standards
Use a new medium to investigate an old mathematical theorem. Young mathematicians learn about the Pythagorean Theorem from a YouTube video in the Socratica Geometry playlist. They first see if a set of values is a Pythagorean triple and...
Instructional Video4:37
CK-12 Foundation

Using the Pythagorean Theorem: Lesson

For Students 8th - 11th Standards
Is it right to use the converse? A segment of a basic geometry playlist introduces the Pythagorean Theorem and its converse. The video uses Pythagorean triples when finding whether a triangle is a right triangle or not.
Instructional Video4:16
CK-12 Foundation

Parts of Circles: Lesson

For Students 6th - 10th
Start off with the basic parts. The section of a larger playlist covering essential geometry concepts identifies and provides the definitions of the basic parts of a circles. Using drawings, the video illustrates the different parts and...
Instructional Video2:56
CK-12 Foundation

Parallel Lines and Transversals: Lesson

For Students 7th - 11th Standards
Segment transversals proportionally. Given a diagram with three parallel lines and two transversals, the narrator of a short video points out the parallel lines cut the transversals proportionally. The portion of a long playlist on...
Instructional Video2:34
CK-12 Foundation

Cylinders: Lesson

For Students 7th - 11th Standards
The solid is the same as a prism ... well, almost. The presentation makes connections between finding the volume and surface area of cylinders to prisms. Using the newly derived formulas, the portion of a large geometry playlist...

Other popular searches