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Area of a triangle: Vertices (Part 7)
Suppose that the vertices of a triangle are , , and . What is the area of the triangle? At first blush, this doesn’t fall under any of the categories of SSS, SAS, or ASA. And we certainly aren’t given...
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Engaging students: Volume and surface area of pyramids and cones
In my capstone class for future secondary math teachers, I ask my students to come up with ideas for engaging their students with different topics in the secondary mathematics curriculum. In other...
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Volume of solid of revolution
In Calculus I, we teach two different techniques for finding the volume of a solid of revolution: Disks (or washers), in which the cross-section is perpendicular to the axis of revolution, and...
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Engaging students: Finding the volume and surface area of spheres
In my capstone class for future secondary math teachers, I ask my students to come up with ideas for engaging their students with different topics in the secondary mathematics curriculum. In other...
View ArticleClik here to view.
Engaging students: Finding the volume and surface area of pyramids and cones
In my capstone class for future secondary math teachers, I ask my students to come up with ideas for engaging their students with different topics in the secondary mathematics curriculum. In other...
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Area of a Triangle and Volume of Common Shapes: Index
I’m using the Twelve Days of Christmas (and perhaps a few extra days besides) to do something that I should have done a long time ago: collect past series of posts into a single, easy-to-reference...
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Engaging students: Finding the volume and surface area of a pyramid or cone
In my capstone class for future secondary math teachers, I ask my students to come up with ideas for engaging their students with different topics in the secondary mathematics curriculum. In other...
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My Favorite One-Liners: Part 101
In this series, I’m compiling some of the quips and one-liners that I’ll use with my students to hopefully make my lessons more memorable for them. I’ll use today’s one-liner when a choice has to be...
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Engaging students: Finding the volume and surface area of prisms and cylinders
In my capstone class for future secondary math teachers, I ask my students to come up with ideas for engaging their students with different topics in the secondary mathematics curriculum. In other...
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Volume of a Pyramid
Three blank sheets of paper: 5 cents. Printer ink: more expensive per ounce than fine perfume. 15 small pieces of Scotch tape: 2 cents. Visually demonstrating that the volume of a pyramid is one-third...
View ArticleEngaging students: Finding the volume and surface area of spheres
In my capstone class for future secondary math teachers, I ask my students to come up with ideas for engaging their students with different topics in the secondary mathematics curriculum. In other...
View ArticleEngaging students: Defining the terms prism, cylinder, cone, pyramid, and sphere
In my capstone class for future secondary math teachers, I ask my students to come up with ideas for engaging their students with different topics in the secondary mathematics curriculum. In other...
View ArticleEngaging students: Finding the volume and surface area of spheres
In my capstone class for future secondary math teachers, I ask my students to come up with ideas for engaging their students with different topics in the secondary mathematics curriculum. In other...
View ArticleEngaging students: Finding the volume and surface area of prisms and cylinders
In my capstone class for future secondary math teachers, I ask my students to come up with ideas for engaging their students with different topics in the secondary mathematics curriculum. In other...
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