Corbett Maths
Trigonometry – Missing Angles
So what's your angle? Scholars watch a brief video that looks at how to find the missing angles of a right triangle using trigonometry. The narrator explains inverse trigonometric functions and shows how to apply them when solving for...
Corbett Maths
Trigonometry – Missing Sides
If it's missing, then find it. Young mathematicians watch a video that explains how to solve for a missing side of a right triangle. They then complete a worksheet on the topic. The use of trigonometric ratios is expected here.
Corbett Maths
Trigonometry Introduction
Don't go off on a tangent. An instructive video describes how to find the sine, cosine, and tangent ratios of an angle in a right angle. It describes how to label the sides of a right triangle and how to use mnemonics to remember the...
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Reciprocal Graphs
Make a rational decision to learn about rational functions. Scholars view a video that shows how to graph equations by hand. They learn to create tables of values to graph rational equations of the form y = k/x. They then think about how...
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Exponential Graphs
Now you have the power to learn about exponential graphs. By watching a video, young mathematicians learn how to graph exponential functions. The method shown here is to create tables of values to graph equations of the form y = k^x.
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Cubic Graphs
Here's a powerful video to review cubic functions. Scholars watch a video that first explains what cubic functions are. They then see how to graph the functions by hand using tables of values.
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Volume of a Pyramid
All you need is the formula. Given the formula, a short video show how to find the volume of a rectangular prism. The presenter explains the different variables of the formula and uses it to find an unknown height. Worksheets provide...
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Volume of a Sphere
The volume of a snowball's chances in ... Using a snowball, the video introduces the formula for finding the volume of a sphere. The presenter then talks the class through the process of finding the volume after determining the length of...
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Volume of a Cone
Is it possible to find the volume of a cone? Of course! Using the formula for the volume of a cone, the video shows how to calculate an exact and an approximate answer for a cone's volume. The worksheets challenge pupils to perform...
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Volume of a Cylinder
Circle up the base. Using the formula for the volume of a cylinder, the presenter calculates the volume of a given cylinder. The video shows that the volume formula for a cylinder and the volume formula for a prism arrive at the same...
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Volume of an L-Shape Prism
The formula works no matter the shape of the base. A short video shows how to find the volume of a prism when the base is a composite shape created by rectangles. Handouts provide the class members opportunities to practice the skill and...
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Volume of a Prism
Not all prisms are cubes. A short video introduces the definition of a prism and uses that definition to create a general volume formula. Worksheets provide pupils several opportunities to practice finding the volume of a wide variety of...
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Volume of Cuboids and Cubes
Turn up the volume. After identifying the three dimensions of a prism, the presenter gives the formula for finding its volume. Using the formula, the video shows pupils how to find the volume of a rectangular prism and a cube. Classmates...
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Views and Elevations
The view depends upon location. A short video introduces the idea of views and elevations of 3-D figures. Using figures composed of cubes, the presenter creates their front, side, and plan views. The last figure requires the viewer to...
Corbett Maths
Column Vectors
Column right! Using visual representations, a short video introduces the concept of column vectors. Next, the resource shows how adding two vectors end-to-end is simplified by adding the components in the column vector. The presentation...
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Vectors
Come in on a vector. A video introduces vector notation and basic definitions. Given a shortened version of representing the vector, the presenter shows how to add vectors algebraically. Using parallelograms and trapezoids, the resource...
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Error Intervals
Rounding a number sometimes creates more problems. A video lesson explains the error intervals for rounded and truncated numbers. The narrator expresses the error as a compound inequality and uses a number line as a reference.
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Equation of a Tangent to a Circle
Don't go off on a tangent—let the video do the talking! A video lesson demonstrates how to write the equation of a line tangent to a circle given the point of tangency and the equation of the circle. The instructor explains both a...
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Quadratic Graphs: Completing the Square
What does a square have to do with a quadratic function? Young scholars learn that completing an algebraic square is helpful when graphing the quadratic functions. The video instructor demonstrates rewriting quadratic functions in vertex...
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Composite Functions
Turn pupils into composers as they create composite functions. A video lesson presents the process of creating composite functions. The narrator focuses on linear and quadratic functions in the examples and includes substituting a...
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Inverse Functions
The opposite operations in the opposite order create the inverse of a function. A video demonstration explains the algebraic steps in creating inverse functions from different types of functions. The examples include linear, rational,...
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Loci Part 3
How do you use a scale drawing to find the region in a lake where a treasure is located? The narrator of a short video problem identifies three criteria to determine the location of the treasure. Using a compass and ruler, he determines...
Corbett Maths
Loci Part 1
Where can it go? The first video on loci develops a definition and provides some quick sketches of the loci of all points with given characteristics. The presenter does an example of the loci of points a given distance from an L shape.
Corbett Maths
Median for a Frequency Table
Try to find the middle of a frequency table. Using a frequency table of ages, the video shows how to use a formula to determine the position of the median. The resource uses frequency tables with both even and odd numbers of data points.