Instructional Video2:11
Curated Video

Perimeter of Quadrilaterals

9th - 11th
New ReviewYou will use equations to solve perimeter of quadrilateral problems.
Instructional Video24:49
Curated Video

Angles in quadrilaterals

Pre-K - Higher Ed
Pupil outcome: I can explain why the angles in a quadrilateral sum to 360° and use this to find missing angles. Key learning points: - A quadrilateral is a shape with four sides and four vertices. - Interior angles in a quadrilateral are...
Instructional Video24:24
Curated Video

Angles in triangles

Pre-K - Higher Ed
Pupil outcome: I know that the angles in a triangle sum to 180°. Key learning points: - Angles on a straight line sum to 180 degrees. - Interior angles in triangles sum to 180 degrees. - Missing angles can be calculated using the sum of...
Instructional Video21:54
Curated Video

Make shapes by joining two polygons in different ways

Pre-K - Higher Ed
Pupil outcome: I can make compound shapes by joining two polygons in different ways. Key learning points: - The same parts can create a different whole. - Lines are parallel because they are always the same distance apart. - A...
Instructional Video25:08
Curated Video

Make and draw quadrilaterals on circular geoboards

Pre-K - Higher Ed
Pupil outcome: I can make and draw quadrilaterals on circular geoboards and name quadrilaterals according to their properties. Key learning points: - Join four dots on the edge of the circle to create a quadrilateral. - Use the...
Instructional Video20:31
Curated Video

Draw shapes with given properties

Pre-K - Higher Ed
Pupil outcome: I can draw quadrilaterals and other polygons with given properties. Key learning points: - If you know the properties of a shape you can use a ruler and a grid to create it. - Lines are perpendicular when they are at right...
Instructional Video25:32
Curated Video

Investigate different ways of decomposing a polygon

Pre-K - Higher Ed
Pupil outcome: I can decompose a polygon in different ways and identify properties of polygons. Key learning points: - The same whole can be split into different parts. - Lines are perpendicular when they are at right angles to each...
Instructional Video26:06
Curated Video

Checking understanding of perimeter and area

Pre-K - Higher Ed
Pupil outcome: I can explain the properties of various polygons. Key learning points: - Quadrilaterals can be described and identified using their properties. - Triangles can be classified according to their properties. - Polygons can be...
Instructional Video25:58
Curated Video

Identify properties of quadrilaterals

Pre-K - Higher Ed
Pupil outcome: I can use different properties to identify and sort quadrilaterals. Key learning points: - Quadrilaterals always have four sides, vertices and angles. - Quadrilaterals always have straight sides and sharp vertices. -...
Instructional Video28:42
Curated Video

Describe and name polygons, including triangles and quadrilaterals

Pre-K - Higher Ed
Pupil outcome: I can recognise and describe polygons including triangles and quadrilaterals. Key learning points: - The names of polygons are linked to the number of sides/vertices they have. - A quadrilateral is any polygon with 4...
Instructional Video4:45
Curated Video

The Right Way to Solve for Unknown Sides—Are You Doing It? | Math Defined with Mrs C | 7.EE.B.4

9th - Higher Ed
Welcome to Using one-step equations to find the unknown side lengths of geometric figures, with Mrs. C! If you need help understanding how to use one-step equations to find missing side lengths with given perimeters, we're here to help...
Instructional Video1:13
Curated Video

Geometry and Measurement: Rotation

K - 8th
By the end of this learning object, the student will be able to: Illustrate the steps of rotation for a quadrilateral about the origin point in the Cartesian plane.87688
Instructional Video8:44
Curated Video

The Greedy Triangle: A Geometric Transformation Story

9th - Higher Ed
Have you ever wondered what it would be like to be a different shape? Well, today's read-aloud story, The Greedy Triangle, written by Marilyn Burns is all about a little triangle who decides to go on an amazing adventure to find out!...
Instructional Video1:34
Curated Video

What is a trapezoid? | Quadrilaterals for Kids

K - 5th
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...
Instructional Video5:40
Curated Video

Polygons and Quadrilaterals

K - 8th
Mr. Addit provides an introduction to polygons and quadrilaterals, and tells how polygons and quadrilaterals can be found in the environment.
Instructional Video7:14
Curated Video

Review for You: 2 and 3-Dimensional Figures

K - 8th
Mr. Addit reviews two and three dimensional figures.
Instructional Video1:30
Curated Video

What are squares? | Quadrilaterals for Kids

K - 5th
Curious about squares? Delve into the captivating world of these special quadrilaterals that blend fun and math! Discover the awesome properties that make squares unique – equal sides, right angles, and so much more! Ever wondered where...
Instructional Video1:11
Curated Video

What is a Rhombus? | Quadrilaterals for Kids

K - 5th
In this video, we explore the fascinating characteristics of rhombuses, a unique type of quadrilateral. A rhombus is a special quadrilateral with four equal sides, which makes it quite distinct. Throughout this video, we delve into...
Instructional Video8:02
Curated Video

GCSE Maths - 5 Angle Rules to Know #116

9th - Higher Ed
This video covers the 5 most basic angle rules and then goes through a sample exam questions. The angle rules we cover are: - Angles in a triangle add to 180° - Angles on a straight line add to 180°, - Angles in a quadrilateral add to...
Instructional Video4:26
Curated Video

What are Quadrilaterals? | Types of Quadrilaterals Overview

K - 5th
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!
Instructional Video1:34
Curated Video

What is a parallelogram? | Quadrilaterals for Kids

K - 5th
Ready to dive into the world of Parallelograms? Buckle up for a fun ride through shapes and angles! 🚀 In this video, we'll be checking out Parallelograms – those funky four-sided figures with sides that are parallel. But wait, they're...
Instructional Video1:28
Curated Video

What are rectangles? | Quadrilaterals For Kids

K - 5th
Ready for a cool journey into the world of Rectangles? 🤓📐 Join us in this video to explore rectangles – those four-sided shapes where opposite sides are equal, and all angles are right angles. But hold up, rectangles aren't just lines on...
Instructional Video6:15
Curated Video

Congruent Figures and Lines of Symmetry

3rd - Higher Ed
Mr. Addit defines the terms: congruent figures and lines of symmetry. He then models how to determine if figures are congruent and where lines of symmetry can be drawn.
Instructional Video6:44
Curated Video

Comparing and Contrasting 2-Dimensional Plane Figures

3rd - Higher Ed
Mr. Addit defines the terms; plane, figure, triangle, quadrilateral, pentagon, hexagon, octagon, polygon, rhombus, parallelogram, and trapezoid.