TED-Ed
TED-Ed: Can you solve the Alice in Wonderland riddle? | Alex Gendler
After many adventures in Wonderland, Alice has once again found herself in the court of the temperamental Queen of Hearts. She's about to pass through the garden undetected, when she overhears the king and queen arguing that 64 is the...
Curated Video
The Right Way to Solve for Unknown Sides—Are You Doing It?
Whether you're just starting out, or need a quick refresher, this is the video for you! Mrs. C will go show you step-by-step how to subtract these mixed numbers.
Curated Video
What is a trapezoid? | Quadrilaterals for Kids
Ever heard of trapezoids? They're these fascinating four-sided shapes with one set of parallel sides that add a twist to the world of geometry! In our latest video, we're diving into the world of Trapezoids. From the street signs you see...
Curated Video
How to Find the Area of a Trapezoid Using Triangles and a Rectangle
In this math video we will learn how to find the area of a trapezoid using triangles and a rectangle. We will use a four part constructed response math test question to model how to find the area of a trapezoid by decomposing it into a...
Curated Video
Shapes + Shapes = Bigger Shapes
“Shapes + Shapes = Bigger Shapes” demonstrates how to construct shapes and pictures from component shapes included in pattern block sets.
Curated Video
What are Quadrilaterals? | Types of Quadrilaterals Overview
What makes a shape a quadrilateral? How can you identify and classify them? Get ready to discover as we journey through squares, rectangles, parallelograms, rhombus, trapezoids (trapeziums), irregular quadrilaterals, and more!
Rock 'N Learn
Four Cool Shapes from Colors, Shapes & Counting
Square, rectangle, diamond, trapezoid! Sing along with this catchy song about four cool shapes with four sides. Part of series: Colors, Shapes & Counting
Curated Video
Advanced Shapes - Math & Geometry Song
Learn about advanced shapes like trapeziums and right trapezoids with this math and geometry song by KLT.
Curated Video
Symmetry
Symmetry defines symmetry and lines of symmetry and separates a group of shapes into two categories: symmetrical and nonsymmetrical.
Curated Video
The Line of Symmetry
“The Line of Symmetry” explains lines of symmetry and examines a variety of simple shapes to find lines of symmetry.
Curated Video
Geometry: How to Combine 2-3 Polygons to Create A New Shape
Magician Mrs. Taylor puts 2-3 polygons in her hat. Pause the video to allow students the opportunity to figure out which polygon is created after they are combined. Play the video and see if you got the correct answer.
Curated Video
High Five Facts - Quadrilaterals
This video explores five fun facts about quadrilaterals.
Brian McLogan
How to find the area of a figure by using multiple figures (mistake)
👉 Learn how to find the area and perimeter of composite shapes. A composite shape is a shape that is composed of different shapes. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...
Brian McLogan
Learn how to use the trapezoidal rule with 4 sub intervals
👉 Learn how to approximate the integral of a function using the trapezoid area approximation. Reimann sum is an approximation of the area under a curve or between two curves by dividing it into multiple simple shapes like rectangles and...
Brian McLogan
Learn how to evaluate the integral of a piecewise function
👉 Learn how to evaluate the integral of a function. The integral, also called antiderivative, of a function, is the reverse process of differentiation. Integral of a function can be evaluated as indefinite integral or as a definite...
Catalyst University
The Acromioclavicular (AC) Joint | Anatomy and Function
In this video, we will discuss the structure of the acromioclavicular (AC) joint along with the associated stabilizing ligaments and other nearby structures.
Brian McLogan
Reflecting a trapezoid over a line of symmetry
👉 Learn how to reflect points and a figure over a line of symmetry. Sometimes the line of symmetry will be a random line or it can be represented by the x or y-axis. Either way when reflecting a point and or figure over the line of...
Brian McLogan
Unit 4 trapezoidal sum approximation from a table
👉 Learn how to approximate the integral of a function using the trapezoid area approximation. Reimann sum is an approximation of the area under a curve or between two curves by dividing it into multiple simple shapes like rectangles and...
Tarver Academy
9-1 Area of a Trapezoid - GEOMETRY
In This Episode, Tyler Teaches Us About The Area of a Trapezoid - Geometry
Catalyst University
The Sternoclavicular (SC) Joint | Anatomy and Function
In this video, we will discuss the structure of the sternoclavicular (SC) joint along with the associated stabilizing ligaments and the permitted movements.
Brian McLogan
How to determine if a set of points is a rectangle, rhombus or square
👉 Learn how to determine the figure given four points. A quadrilateral is a polygon with four sides. Some of the types of quadrilaterals are: parallelogram, square, rectangle, rhombus, kite, trapezoid, etc. Each of the types of...
Brian McLogan
How to determine if points are a rhombus, square or rectangle
👉 Learn how to determine the figure given four points. A quadrilateral is a polygon with four sides. Some of the types of quadrilaterals are: parallelogram, square, rectangle, rhombus, kite, trapezoid, etc. Each of the types of...
Brian McLogan
Determine the length of a diagonal of a rectangle
👉 Learn how to solve problems with rectangles. A rectangle is a parallelogram with each of the angles a right angle. Some of the properties of rectangles are: each pair of opposite sides are equal, each pair of opposite sides are...