Hi, what do you want to do?
FuseSchool
MATHS - Geometry - Perimeter
Here, we have 3 farmers Bob, Jack and Jill. They need to fence their fields to stop their sheep from running away. However, they’re not too sure how much fencing to buy, especially since their fields have different shapes. In order to...
Curated Video
Comparing Explicit Expressions and Recursive Processes
Through examples and practice, students will gain a deeper understanding of how to find the area of figures using both recursive and explicit expressions. They will understand the difference between the two methods and how they describe...
Curated Video
Solving Systems of Linear Equations by Substitution
In this video, the teacher explains how to solve systems of linear equations using substitution. They provide examples and walk through the steps of substituting variables to find the solution. The video also emphasizes the importance of...
NUMBEROCK
Perimeter and Area
Pull up a chair at our table to learn about perimeter and area in this fun song & video (and no animals on the dinner table please!) NUMBEROCK uses tables to show area and chairs to represent perimeter in this easy to understand...
Visual Learning Systems
Perimeter and Area: Introduction (Perimeter and Area)
In this series of programs students are introduced to perimeter and area. Easy-to-understand examples enable students to understand the process by which perimeter is calculated. The area of rectangles, parallelograms, and triangles is...
Curated Video
Interpreting Scatter Plots: Linear or Nonlinear Relationships
In this lesson, students will learn how to interpret scatter plots by determining if they are linear or nonlinear. By analyzing the shape of the graph, students will be able to identify whether the relationship between the variables is...
Curated Video
Finding Area and Perimeter of a Square
Through clear explanations and examples, students will understand how to calculate the area and perimeter of a square by applying formulas. They will apply these tools to the practical example of finding the amount of fence and flooring...
Curated Video
Finding the Perimeter of Polygons with More than Four Sides
In this video, students are taught how to find the perimeter of polygons with more than four sides by adding the side lengths. The teacher emphasizes the difference between perimeter and area, and highlights common mistakes students...
Curated Video
Finding the Missing Length of a Rectangle Using the Perimeter Formula
In this video, the teacher explains how to determine the missing length of a rectangle by applying the perimeter formula. They give examples and guide the viewers through the steps using variables and equations.
Curated Video
Calculating Perimeter from Scale Drawings using Ratios and Proportions
This video teaches students how to compute the actual perimeter of a scale drawing by using ratios and proportions. It explains the concept of proportions and demonstrates how to find missing side lengths in similar figures. The video...
Curated Video
Understanding Volume
In this lesson, students will learn how to find the volume of geometric solids by using their knowledge of two and three-dimensional shapes, as well as the measures of area and perimeter. They will understand that volume refers to the...
Curated Video
Writing and Evaluating Expressions with Formulas and Variables
This video teaches how to write and evaluate algebraic expressions for formulas that contain variables. It uses examples, such as finding the perimeter and area of a square with sides of 2 times x, and calculating speed using the formula...
Khan Academy
Example: Solving For a Variable, Linear Equations, Algebra I
Sal uses the formula for the perimeter to show how the variables can be moved around to solve a problem. He demonstrates a few different ways to do this.
Curated OER
Example: Solving for a Variable, Linear Equations, Algebra I
Sal uses the formula for the perimeter to show how the variables can be moved around to solve a problem. He demonstrates a few different ways to do this.
Khan Academy
SAT Prep: Test 4 Section 8 Part 2
Young mathematicians will appreciate Sal's careful - yet efficient - methods for solving these typical SAT problems. He takes care to explain problems 8-12, but gets cut off in the middle of problem 12 (to be continues in the next video).
Khan Academy
SAT Prep: Test 1 Section 3 Part 4
Pushing through to problems 11-12 on page 398 of The Official SAT Study Guide, Sal goes into comprehensive detail on each problem. Problem 11 involves geometry, including the function of pi, and problem 12 involves non-constant slopes....
Khan Academy
SAT Prep: Test 5 Section 3 Part 4
Explaining that the only thing he gets in return for these videos "is the satisfaction of you guys getting a perfect score on the SAT," Sal charges on through the practice SAT problems. Students who have a difficulty with parabolas and...
Khan Academy
SAT Prep: Test 1 Section 6 Part 4
Number 11 in the practice section of The Official SAT Study Guide begins with finding the perimeter of a given triangle. Once students solve this multiple-choice question, they can find ways to solve the additional problems on the page,...
Khan Academy
SAT Prep: Test 8 Section 5 Part 1
Launching into another practice session from The Official SAT Study Guide (page 855) Sal wastes no time in solving problems 1-6, which involve basic algebra and geometry. He encourages efficient problem solving, noting that on the first...
Khan Academy
SAT Prep: Test 7 Section 2 Part 1
Sal picks up the pace in this video, going through problems 1-7 on page 774 of The Official SAT Study Guide. Basic algebra, arithmetic, and geometry problems start out this section, allowing students to build up some steam before hitting...
Khan Academy
SAT Prep: Test 2 Section 6 Part 3
Sal's dedication is clear in this video, which takes place on Thanksgiving Day. The problems focus on algebra (averages and linear equations) and geometry (perimeters and angles). Viewers beware: Sal makes a self-professed error on...
Khan Academy
SAT Prep: Test 7 Section 8 Part 1
A new set of SAT practice questions from the Official SAT Study Guide (page 803) greets Sal and the viewer. Problems 1-7 involve basic algebraic equations, linear equations, and geometric figures.
Khan Academy
SAT Prep: Test 6 Section 7 Part 5
On the home stretch of this practice session, Sal completes problems 18 and 19 on page 738 of The Official SAT Study Guide. He begins problem 20, but chooses to finish it in the next video instead of rushing the answer. As always, Sal's...
Khan Academy
SAT Prep: Test 6 Section 7 Part 1
Another SAT practice test from The Official SAT Study Guide is the focus of this video, which starts out with simple problems involving integers, factoring, perimeters, and percentages. Students will appreciate the relative ease with...