Corbett Maths
Forming Equations Involving Perimeter or Angles
Use perimeter and angle measures to practice solving equations. Pupils see two geometry applications of solving two-step equations. The video works one example involving perimeter and two with the sum of angles in a quadrilateral and a...
Mathispower4u
Find the Height of a Triangle Given Area (Odd Base and Decimal Area) (Example)
There is more than one way to find the height of the triangle. Scholars view a video that finds the height of a triangle given the area and the base. The example involves fractions and decimals as the presenter shows how to solve the...
Mathispower4u
Find the Height of a Rectangle Given the Area (Example)
Just how long is that rectangle? Pupils watch a short example on finding the base of a rectangle. The video shows how to use the formula for area to solve for an unknown measure knowing the other two.
Mathispower4u
Find the Dimensions of a Bookcase Using a Linear Equation (Example)
How much wood would ...? The quick video uses a linear equation to determine the size of a bookshelf given a diagram of the shelves and the amount of wood to use. Scholars see how to set up the equation and solve it to determine the...
Mathispower4u
Hooke's Law - Direction Variation Application
Get a direct stretch from a spring. The presentation shows how Hooke's law uses direct variation. Scholars see how to calculate the spring constant for a spring given a stretch distance and a force. Individuals then use the spring...
Mathispower4u
Direct Variation Equation (Example)
Directly, find a missing value. The video demonstrates how to find the fourth value in a direct variation relationship knowing three others. Scholars learn to find the constant of variation and use it to find a missing value.
Mathispower4u
Direct Variation (Distance = Rate x Time) Example
Speed through a direct variation example. The presented problem uses a distance-rate-time problem as an example of a direct variation problem. Using the slope between two points of time and distance, the video shows learners how to...
Mathispower4u
Direct Variation Applications
What would I weigh there? A video uses the relationship of the weight of an astronaut on Earth and the moon to create a direction variation equation. Using the created equation, pupils find the weight of any astronaut on the moon.
Mathispower4u
Solve an Equation with Parentheses (Example 2)
Isolation is the name of the game. Working with an equation that has parentheses on one side of the equation, the resource shows the steps to find the solution. The solution process starts with distributing across the parentheses and...
Corbett Maths
Direct Proportion
Direct change by finding the constant. Using two known values within a direct proportion, the resource shows how to find the constant of proportionality. Once individuals do that, they then find any value given the other. The video works...
Mathispower4u
Solving a Multi-Step Linear Equation in One Variable (Example)
An equation has parentheses on both sides of the equation, including a need to use the distributive property and recall the order of operations. The resource works through the steps to isolate the variable and finds the solution to the...
Mathispower4u
Solve a Two-Step Equation with Decimals (Example)
Oh no, there are decimals! A resource shows a method to solve a two-step equation that contains decimals. Using a process of clearing the decimals, the presenter converts the equation into a basic two-step equation with whole numbers. At...
Mathispower4u
Solving Two Step Equations Involving Decimals
With two examples, the presenter shows how to solve a two-step linear equation that contains decimals. Prior to solving the first example, the presentation reviews the steps to solving any two-step linear equation. The examples require...
Mathispower4u
Solving Two-Step Equations (Basic)
Solving equations is as easy as 1-2-3. Using two examples, the video shows the order of the steps to use when solving a two-step equation. It uses a vertical approach to perform the inverse operations to isolate the variable. To finish,...
Mathispower4u
Modeling Change with Equivalent Equations ax + b = c
Mix it up while representing changes in a drink recipe. Using a scenario about making a party drink, the video creates an equation. The process uses equivalent expressions on each side of the equation to build the final equation. By...
Mathispower4u
Solve an Equation with Variable Terms on Both Sides (Example)
Shouldn't the variable be on only one side? Using one equation, the resource shows how to solve an equation in which there are variable terms on both sides of the equation. The short video walks through each step needed to isolate the...
Mathispower4u
Solving an Equation with Parentheses on Both Sides (Example 1)
Multiple parentheses, oh my! Using an equation with parentheses on both sides of the equal sign, the video demonstrates the steps to solve it. The resource works through each step to isolate the variable to arrive at a solution. Once...
Mathispower4u
Solve Two Step Linear Equations in One Variable (Example)
Introduce young mathematicians to a different kind of two step. Using four different equations, the resource reinforces the steps to solving a two-step linear equation. The video works each problem and demonstrates how to isolate the...
Mathispower4u
Solving One-Step Equations: A Summary
It's a step in the right direction! A video lesson demonstrates how to solve one-step linear equations. The instructor explains each step and shows the work, including how to check answers.
Mathispower4u
Solving One Step Equations: The Basics
Inverse operations are the key! A thorough instructional lesson describes the steps to solve one-step equations. The video instructor outlines how to use inverse operations to solve the linear equations.
CK-12 Foundation
Alternate Exterior Angles: Lesson
Use an alternate approach to parallel lines. A resource in a comprehensive playlist on basic geometry develops the concept of alternate exterior angles and parallel lines. The presentation demonstrates how to identify alternate exterior...
CK-12 Foundation
Alternate Interior Angles: Lesson
Concepts of alternate interior angles parallel the concepts of corresponding angles. Using a diagram, the presentation defines and identifies alternate interior angles formed by a transversal and two parallel lines. The video in a...
CK-12 Foundation
Vertical Angles: Lesson
Define angles across from each other. An informative segment from a larger playlist on geometry introduces vertical angles and shows they have equal measures. Using their properties, the presenter solves problems involving vertical angles.
CK-12 Foundation
Linear Pairs: Lesson
Place angles in a line. Part of a playlist on basic geometry, an informative video teaches pupils the definition of a linear pair and how to identify them. Using their properties, the resource demonstrates how to solve problems involving...