KS4 maths: Dave works out how much it will cost to tile a bathroom, a job that is made more complicated as the owner keeps changing the shape of the mirror she wants on the wall. Fran's friend wants to know how much it will cost to...

This video is a tutorial on how to calculate the area of circles using the formula πR². The presenter explains the concept of area and how it is dependent on the radius of a circle. The formula is derived through a breakdown of a circle...

This video explains how to find the area of a sector and the length of an arc.



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In this video, a math teacher guides students through test prep questions related to circumference and area of circles. Using formulas and rounding techniques, the teacher helps students arrive at the correct answers and provides helpful...

👉 Learn how to take the derivative of a function. Learn how to find the derivative of a function using the chain rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the...

👉 Learn how to find the area and perimeter of a parallelogram. A parallelogram is a quadrilateral with two pairs of parallel sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...

👉 Learn how to find the area and perimeter of a parallelogram. A parallelogram is a quadrilateral with two pairs of parallel sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...

👉 Learn how to find the area and perimeter of a parallelogram. A parallelogram is a quadrilateral with two pairs of parallel sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...

👉 Learn how to find the area and perimeter of a parallelogram. A parallelogram is a quadrilateral with two pairs of parallel sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...

👉 Learn how to find the area and perimeter of a parallelogram. A parallelogram is a quadrilateral with two pairs of parallel sides. The area of a shape is the measure of the portion enclosed by the shape while the perimeter of a shape is...

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...

This lesson and practice will review the steps using an organized list to find the area of composite figures. Students will learn that a composite figure is two or more two-dimensional shapes. Finding the area of each shape and...

👉 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...

New ReviewLearn how to find the *area of a circle* with simple, step-by-step examples! In this middle school math lesson, Mrs. C from Math Defined explains how to use the formula *A = πr²* to calculate the area of a circle whether you’re given the...

In this short video we will answer a standardized math test question where we are asked to find the area of a circle when given the circumference of the circle. We will identify the formulas for area and circumference of a circle. We...

In this math video, we the area of a sector of a circle step by step — aligned with Common Core Standard G-C.B.5! 🔵✏️
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We’re given a circle with a shaded sector, the radius, and asked to find the area of the shaded...

In this shorts video we will find the area of a Valentine's Day Heart. We will be presented with a composite figure, a heart. A composite figure is a figure composed of two or more two-dimensional figures. The heart is formed by a...

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...

In this lesson on the area of a circle, the teacher explains the formula for finding the area of a circle using pi and the radius. They provide examples and real-world problems for the students to practice with, emphasizing the...

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...

New ReviewIn this lesson, Mrs. C walks you step by step through **finding the area of composite figures**—shapes made up of two or more simple figures like squares, rectangles, triangles, and semicircles. You’ll learn how to: Break a composite...

SchoolOnline's Primary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 9-13, they cover every key topic and sub topic covered in Maths in clear and easy to follow steps.



This video...

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...

Area of Inscribed Equilateral Triangle of Circle | Can You Solve?