In this video, the teacher explains how to find missing dimensions in area or volume problems by rewriting rational expressions. The lesson covers factoring and long division techniques to simplify expressions and determine the width,...

In this video, students learn how to measure the area of shapes using grid paper. The video emphasizes the importance of focusing on the area of the shape on the grid paper, rather than the entire grid paper itself.

👉 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...

In this video, the teacher explains how to simplify expressions by using distribution and combining like terms. They provide examples and review the concept of finding the perimeter of a rectangle. The lesson emphasizes avoiding common...

In this video, students learn how to compare unit fractions by thinking of them as divisions of one whole. The teacher explains that the unit fraction with the smaller denominator actually has the greater value. Through examples of...

All About Shapes song lyrics for kids : This is a song all about shapes Do you want to sing it with me? Sure? A circle is like a ball A circle is like a ball Round and round it never stops A circle is like a ball Hey, that’s an...

In this video, students will learn how to predict the three-dimensional shape that results from rotating a two-dimensional figure. By analyzing the effects of rotations and understanding the concept of an axis of rotation, they will be...

In this video, students will learn how to divide unit fractions by whole numbers using a model. The teacher explains the concept of unit fractions and whole numbers, and then demonstrates how to divide fractions by drawing a rectangular...

In this video, we learn how to find the area and perimeter of a rectangle when the length of every side is not known. The teacher explains the formulas for calculating perimeter and area, and demonstrates how to use these formulas to...

This video lesson teaches students how to find the area of a rectangle using multiplication and addition. It provides clear explanations and examples, guiding students through the process step by step.

In this lesson, students will learn how to find the surface area of a complex shape, specifically a swimming pool, by using multiplication. They will review the properties of a rectangle and apply their knowledge to find missing...

In this lesson, students will learn how architects create scale drawings using fractions and decimals. They will understand the concept of a scale factor and how it is used to enlarge or reduce dimensions.

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I used imperial units in this tutorial because that happened to be the ice cube tray dimensions I found online. You can still follow along with millimeters if that's what you...

In this video, the teacher explains how to find the perimeter of a rectangle using an algorithm. They clarify the difference between area and perimeter, introduce the concept of variables, and demonstrate how to use the formula for...

In this video lesson, students will learn how to find the perimeter of a square or rectangle by adding the side lengths. The teacher explains the concept clearly and provides examples to illustrate the process.

This video provides examples of partitioning different shapes into equal shares and counting the fractions. It emphasizes the importance of equal-sized shares when determining fractions and demonstrates how to write fractions using...

If you look at a map of America youÕll see a couple of states that are rectangles. But if we take a closer look these states are not rectangles at all. The curvature of the Earth and errors present in surveys of the states have led to...

The Kiboomers! Listen to our ‘Shapes Song' video and sing along with the kids! "SHAPES SONG" Squares! A square is shaped like a box It's made with four straight lines There are squares everywhere Are there any that you can find? A square...

This video explains how fractional pieces that have different shapes can still be equivalent. By using cake models, the teacher demonstrates that one fourth of a rectangle and one fourth of a triangle are both equal to one fourth of a...

In this video, the teacher explains how to find the perimeter of a rectangle by applying a formula. They review the concept of a rectangle, its length and width, and the definition of perimeter. Using examples, the teacher demonstrates...

In this video, the teacher explains how to divide a fraction by a whole number by thinking about equal groups. Using the example of dividing apples, the teacher demonstrates that dividing fractions by whole numbers requires understanding...

This video covers exam strategy, Geometry, Perimeter, Area, Angles, Circles. This is part 14 from the series 'Introduction to the Math Section of the SAT'.

👉 Learn how to find the volume and the surface area of a prism. A prism is a 3-dimensional object having congruent polygons as its bases and the bases are joined by a set of parallelograms. A prism derives its name from the shape of its...

To find the second moment of area about the x axis use

Ix = /int y

^2 dA

To find the second moment of area about
the y axis use<

br/>Iy = /int x^2 dA

In this video I solve this problem using the double integral...