Curated Video
Solve problems involving the perimeter and side lengths of polygons
Pupil outcome: I can use knowledge of side lengths and perimeter to solve problems. Key learning points: - Perimeter is the sum of the side lengths of a 2D shape. - Mental and written methods can be used to calculate the perimeter of a...
Curated Video
Calculating missing lengths with perimeter of polygons
Pupil outcome: I can use the properties of a range of polygons and the perimeter of a given polygon to deduce missing side lengths. Key learning points: - Missing side lengths can be found if the perimeter is known. - Perimeter problems...
Curated Video
Finding the perimeter of polygons
Pupil outcome: I can use the properties of a range of polygons to deduce their perimeters, including generalising a perimeter formula where appropriate. Key learning points: - You can identify how to find the perimeter of polygons. - The...
Curated Video
Problem solving with perimeter and area
Pupil outcome: I can use my knowledge of perimeter and area to solve problems. Key learning points: - Problems in context involving perimeter can be solved. - Problems in context involving area can be solved. - The units of measurement...
Curated Video
Checking and securing understanding of perimeter for compound shapes
Pupil outcome: I can calculate the perimeter of compound shapes made from rectangles, triangles, parallelograms and trapeziums efficiently. Key learning points: - Before calculating perimeter, consider the shape and check you know the...
Curated Video
Perimeter and area in a contextual setting
Pupil outcome: I can apply my knowledge of perimeter and area in order to solve various contextual scenarios. Key learning points: - Knowledge of perimeter and area is useful for any space management contexts. - Knowledge of perimeter...
Curated Video
Securing understanding of perimeter and area
Pupil outcome: I can find the perimeter and area of basic shapes. Key learning points: - You can calculate the area and perimeter of rectangles. - Different rectangles can have the same perimeter. - The area of a parallelogram can be...
Curated Video
Solve problems involving area and perimeter
Pupil outcome: I can apply understanding of calculation of area and perimeter of polygons to solve problems. Key learning points: - Area and perimeter are calculated from the side lengths of 2D shapes. - Perimeter is measured in units of...
Curated Video
Describe the relationship between scale factors and perimeters of two shapes
Pupil outcome: I can describe the relationship between scale factors and side lengths and perimeters of two shapes. Key learning points: - If the lengths of the sides of a shape have been doubled, the perimeter will be double. - If the...
Curated Video
Reason about shapes using the relationship between side lengths and area and perimeter
Pupil outcome: I can reason about shapes using the relationship between side lengths and area and perimeter. Key learning points: - Area and perimeter are calculated from the side lengths of 2D shapes. - Area is measured in square units....
Curated Video
Know that perimeter can be calculated by adding together the side lengths of a 2D shape
Pupil outcome: I can calculate the perimeter of a 2D shape by adding together the lengths of the sides. Key learning points: - Perimeter is the sum of the side lengths of a 2D shape. - If you measure the side lengths you can add them to...
Curated Video
Checking understanding of perimeter
Pupil outcome: I can find the perimeter of many polygons or compound shapes. Key learning points: - The perimeter of any polygon can be found by summing the sides. - The perimeter of shapes made from polygons can be found. - Some methods...
Curated Video
Checking and securing understanding of perimeter for standard shapes
Pupil outcome: I can calculate the perimeter of rectangles, triangles, parallelograms and trapeziums efficiently. Key learning points: - The perimeter of any polygon can be found by adding but this may be time consuming. - By considering...
Curated Video
Equations from complex shapes
Pupil outcome: I can form and solve equations with more complex shapes. Key learning points: - Sometimes you are given a problem with insufficient information to reach a numerical value. - Depending on the problem, it may be possible to...
Curated Video
4 Maths Puzzles With Answers: Show Your Work
This video contains four challenging maths puzzles with answers and explanations of how we came to that answer. These maths puzzles are great for brain training and for lesson starters. Pause the video while you work each one out.
Wonderscape
Understanding Perimeter and Area of Triangles
The area of a triangle is always calculated using the formula 1/2 × base × height, regardless of whether it is a right, scalene, isosceles, or equilateral triangle. Perimeter and area have practical applications, such as determining the...
Wonderscape
Calculating the Area of a Triangle
To determine the area of a triangle, you use the formula: Area = 1/2 × Base × Height. This formula works because a triangle is essentially half of a rectangle or square. By identifying the base (the bottom side) and the height (the...
Wonderscape
Finding the Perimeter of a Triangle: Simple Steps and Applications
To determine the perimeter of a triangle, you simply add the lengths of its three sides. Whether it’s a scalene triangle with different side lengths, an isosceles triangle with two equal sides, or an equilateral triangle where all sides...
Curated Video
The Right Way to Solve for Unknown Sides—Are You Doing It? | Math Defined with Mrs C | 7.EE.B.4
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...
Curated Video
Plane Spotters: Combating Crime and Terrorism at Heathrow Airport
This video discusses how plane spotters, enthusiasts who observe and document aircraft, faced challenges after recent terrorist activities restricted their access to airport property. However, a new initiative called the Aviation...
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
Fractals: The Koch Snowflake
The characteristics of Koch's mathematical fractal are produced by following a set of simple rules, which result in an infinitely reducing pattern. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the...
Curated Video
Fractals: The Menger Sponge
Revealing the shape which gets bigger the more you take away... in which an infinitely increasing surface area meets an infinitely decreasing volume. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the...
Curated Video
Beating the U-Boats
How Churchill used geometry to protect his supply convoys during World War Two, by identifying the best shape for convoys to travel in... a circle. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the...